diff --git a/dist/index.js b/dist/index.js
index 61194554..d51f5aeb 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -554,22 +554,22 @@
       return [...this.getTaskPath(boardId, fileId), versionId];
     };
     // handler
-    handleFileVersion = (fileVersion) => {
-      if (checkMatchesObjectStructure(fileVersion, BoardInfoFileVersionReference) == true) {
-        this.handleBoard(fileVersion);
-      } else if (checkMatchesObjectStructure(fileVersion, TaskFileVersionReference) == true) {
-        this.handleTask(fileVersion);
+    handleFileContent = (fileContent) => {
+      if (checkMatchesObjectStructure(fileContent, BoardInfoFileContentReference) == true) {
+        this.handleBoard(fileContent);
+      } else if (checkMatchesObjectStructure(fileContent, TaskFileContentReference) == true) {
+        this.handleTask(fileContent);
       }
     };
-    handleBoard = (boardInfoFileVersion) => {
-      console.log("board", boardInfoFileVersion);
+    handleBoard = (boardInfoFileContent) => {
+      console.log("board", boardInfoFileContent);
     };
-    handleTask = (taskFileVersion) => {
+    handleTask = (taskFileContent) => {
     };
     // boards
     createBoard = (name) => {
-      const boardInfoFileVersion = _TaskModel.createBoardInfoFileVersion(v4_default(), name, "standard" /* Standard */);
-      this.createOrUpdateBoard(boardInfoFileVersion);
+      const boardInfoFileContent = _TaskModel.createBoardInfoFileContent(v4_default(), name, "standard" /* Standard */);
+      this.createOrUpdateBoard(boardInfoFileContent);
     };
     listBoardIds = () => {
       const boardContainerPath = this.getBoardContainerPath();
@@ -577,35 +577,33 @@
       return boardNames;
     };
     getBoardInfo = (fileId) => {
-      const boardInfoFileVersionOrNull = this.fileModel.getLatestFileVersion(
+      const boardInfoFileContentOrNull = this.fileModel.getLatestFileContent(
         fileId,
-        BoardInfoFileVersionReference
+        BoardInfoFileContentReference
       );
-      return boardInfoFileVersionOrNull;
+      return boardInfoFileContentOrNull;
     };
-    createOrUpdateBoard = (boardInfoFileVersion) => {
-      this.fileModel.addFileVersion(boardInfoFileVersion);
+    createOrUpdateBoard = (boardInfoFileContent) => {
+      this.fileModel.addFileContent(boardInfoFileContent);
       const boardDirectoryPath = this.getBoardDirectoryPath(
-        boardInfoFileVersion.fileId
+        boardInfoFileContent.fileId
       );
       this.storageModel.write(boardDirectoryPath, "");
     };
     deleteBoard = (boardId) => {
       const boardFilePath = this.getBoardFilePath(boardId);
       const boardDirectoryPath = this.getBoardDirectoryPath(boardId);
-      console.log(boardFilePath);
-      console.log(boardDirectoryPath);
       this.storageModel.removeRecursively(boardFilePath);
       this.storageModel.removeRecursively(boardDirectoryPath);
     };
     //tasks
     createTask = (boardId, name) => {
-      const taskFileVersion = _TaskModel.createTaskFileVersion(
+      const taskFileContent = _TaskModel.createTaskFileContent(
         v4_default(),
         boardId,
         name
       );
-      this.fileModel.addFileVersion(taskFileVersion);
+      this.fileModel.addFileContent(taskFileContent);
     };
     listTaskIds = (boardName) => {
       const getTaskDirPath = this.getTaskContainerPath(boardName);
@@ -624,24 +622,24 @@
       this.storageModel = storageModel2;
     }
     // utility
-    static createBoardInfoFileVersion = (fileId, name, color) => {
-      const fileVersion = FileModel.createFileVersion(
+    static createBoardInfoFileContent = (fileId, name, color) => {
+      const fileContent = FileModel.createFileContent(
         fileId,
         "board-info"
       );
       return {
-        ...fileVersion,
+        ...fileContent,
         name,
         color
       };
     };
-    static createTaskFileVersion = (fileId, name, boardId) => {
-      const fileVersion = FileModel.createFileVersion(
+    static createTaskFileContent = (fileId, name, boardId) => {
+      const fileContent = FileModel.createFileContent(
         fileId,
         "task"
       );
       return {
-        ...fileVersion,
+        ...fileContent,
         name,
         boardId
       };
@@ -651,19 +649,19 @@
     boards: "boards",
     boardTasks: "tasks"
   };
-  var BoardInfoFileVersionReference = {
+  var BoardInfoFileContentReference = {
     dataVersion: DATA_VERSION,
     fileId: "string",
-    fileVersionId: "",
+    fileContentId: "",
     creationDate: "",
     type: "board-info",
     name: "",
     color: ""
   };
-  var TaskFileVersionReference = {
+  var TaskFileContentReference = {
     dataVersion: DATA_VERSION,
     fileId: "string",
-    fileVersionId: "",
+    fileContentId: "",
     creationDate: "",
     type: "task",
     name: "",
@@ -691,100 +689,87 @@
     getFilePath = (fileId) => {
       return [...this.getFileContainerPath(), fileId];
     };
-    getFileVersionPath = (fileId, fileVersionId) => {
+    getFileContentPath = (fileId, fileContentId) => {
       const filePath = this.getFilePath(fileId);
-      return [...filePath, fileVersionId];
+      return [...filePath, fileContentId];
     };
     // handler
-    handleStringifiedFileVersion = (stringifiedFileVersion) => {
-      const fileVersion = parseValidObject(
-        stringifiedFileVersion,
-        FileVersionReference
+    handleStringifiedFileContent = (stringifiedFileContent) => {
+      const fileContent = parseValidObject(
+        stringifiedFileContent,
+        FileContentReference
       );
-      if (fileVersion == null) return;
-      this.handleFileVersion(fileVersion);
+      if (fileContent == null) return;
+      this.handleFileContent(fileContent);
     };
-    handleFileVersion = (fileVersion) => {
-      const didStore = this.storeFileVersion(fileVersion);
+    handleFileContent = (fileContent) => {
+      const didStore = this.storeFileContent(fileContent);
       if (didStore == false) return;
-      this.taskModel.handleFileVersion(fileVersion);
+      this.taskModel.handleFileContent(fileContent);
     };
     // methods
-    addFileVersion = (fileVersion) => {
-      this.handleFileVersion(fileVersion);
-      this.chatModel.sendMessage("", fileVersion);
+    addFileContent = (fileContent) => {
+      this.handleFileContent(fileContent);
+      this.chatModel.sendMessage("", fileContent);
     };
     // storage
-    storeFileVersion = (fileVersion) => {
-      const fileVersionPath = this.getFileVersionPath(
-        fileVersion.fileId,
-        fileVersion.fileVersionId
+    storeFileContent = (fileContent) => {
+      const fileContentPath = this.getFileContentPath(
+        fileContent.fileId,
+        fileContent.fileContentId
       );
-      const existingFileVersion = this.storageModel.read(fileVersionPath);
-      if (existingFileVersion != null) return false;
-      const stringifiedContent = stringify(fileVersion);
-      this.storageModel.write(fileVersionPath, stringifiedContent);
+      const existingFileContent = this.storageModel.read(fileContentPath);
+      if (existingFileContent != null) return false;
+      const stringifiedContent = stringify(fileContent);
+      this.storageModel.write(fileContentPath, stringifiedContent);
       return true;
     };
     listFileIds = () => {
       return this.storageModel.list(this.getBasePath());
     };
-    listFileVersionIds = (fileId) => {
+    listFileContentIds = (fileId) => {
       const filePath = this.getFilePath(fileId);
       return this.storageModel.list(filePath);
     };
-    selectLatestFileVersionId = (fileVersionIds) => {
-      return fileVersionIds[fileVersionIds.length - 1];
+    selectLatestFileContentId = (fileContentIds) => {
+      return fileContentIds[fileContentIds.length - 1];
     };
-    getFileVersion = (fileId, fileVersionName, reference) => {
-      const filePath = this.getFileVersionPath(fileId, fileVersionName);
-      const fileVersionOrNull = this.storageModel.readStringifiable(
+    getFileContent = (fileId, fileContentName, reference) => {
+      const filePath = this.getFileContentPath(fileId, fileContentName);
+      const fileContentOrNull = this.storageModel.readStringifiable(
         filePath,
         reference
       );
-      return fileVersionOrNull;
+      return fileContentOrNull;
     };
-    getLatestFileVersion = (fileId, reference) => {
-      const fileVersionsIds = this.listFileVersionIds(fileId);
-      const latestFileVersionId = this.selectLatestFileVersionId(fileVersionsIds);
-      if (latestFileVersionId == void 0) return null;
-      const fileVersion = this.getFileVersion(
+    getLatestFileContent = (fileId, reference) => {
+      const fileContentsIds = this.listFileContentIds(fileId);
+      const latestFileContentId = this.selectLatestFileContentId(fileContentsIds);
+      if (latestFileContentId == void 0) return null;
+      const fileContent = this.getFileContent(
         fileId,
-        latestFileVersionId,
+        latestFileContentId,
         reference
       );
-      return fileVersion;
+      return fileContent;
     };
     // init
     constructor(chatModel, storageModel2) {
       this.chatModel = chatModel;
       this.storageModel = storageModel2;
       this.taskModel = new TaskModel(this.storageModel, chatModel, this);
-      this.taskModel.createBoard("Hello");
-      const boards = this.taskModel.listBoardIds();
-      console.log(boards);
-      const boardId = boards[0];
-      const firstBoardInfo = this.taskModel.getBoardInfo(boardId);
-      console.log(firstBoardInfo);
-      const newInfo = TaskModel.createBoardInfoFileVersion(
-        boardId,
-        "renamed",
-        "coral" /* Coral */
-      );
-      this.taskModel.createOrUpdateBoard(newInfo);
-      setTimeout(() => this.taskModel.deleteBoard(boardId), 7e3);
     }
     // utility
-    static generateFileVersionId = (creationDate) => {
+    static generateFileContentId = (creationDate) => {
       return creationDate + v4_default();
     };
-    static createFileVersion = (fileId, type) => {
+    static createFileContent = (fileId, type) => {
       const creationDate = createTimestamp();
-      const fileVersionId = _FileModel.generateFileVersionId(creationDate);
+      const fileContentId = _FileModel.generateFileContentId(creationDate);
       return {
         dataVersion: DATA_VERSION,
         fileId,
-        fileVersionId,
+        fileContentId,
         creationDate,
         type
       };
@@ -795,10 +780,10 @@
     model: "model",
     taskModel: "tasks"
   };
-  var FileVersionReference = {
+  var FileContentReference = {
     dataVersion: DATA_VERSION,
     fileId: "",
-    fileVersionId: "",
+    fileContentId: "",
     creationDate: "",
     type: ""
   };
@@ -931,7 +916,7 @@
       this.storeColor();
     };
     // messaging
-    sendMessage = async (body, fileVersion) => {
+    sendMessage = async (body, fileContent) => {
       const senderName = this.settingsModel.username;
       if (senderName == "") return false;
       const allChannels = [this.info.primaryChannel];
@@ -944,7 +929,7 @@
         senderName,
         this.info.encryptionKey,
         body,
-        fileVersion
+        fileContent
       );
       this.addMessage(chatMessage);
       this.connectionModel.sendMessageOrStore(chatMessage);
@@ -995,7 +980,7 @@
         this.storageModel.writeStringifiable(messagePath, chatMessage);
         this.chatMessageHandler(chatMessage);
       }
-      this.fileModel.handleStringifiedFileVersion(chatMessage.stringifiedFile);
+      this.fileModel.handleStringifiedFileContent(chatMessage.stringifiedFile);
     };
     delete = () => {
       this.chatListModel.untrackChat(this);
@@ -1062,7 +1047,7 @@
         hasUnreadMessages: false
       };
     };
-    static createChatMessage = async (channel, sender, encryptionKey, body, fileVersion) => {
+    static createChatMessage = async (channel, sender, encryptionKey, body, fileContent) => {
       const chatMessage = {
         dataVersion: DATA_VERSION,
         id: v4_default(),
@@ -1073,8 +1058,8 @@
         status: "outbox" /* Outbox */,
         stringifiedFile: ""
       };
-      if (fileVersion != void 0) {
-        const stringifiedFile = stringify(fileVersion);
+      if (fileContent != void 0) {
+        const stringifiedFile = stringify(fileContent);
         chatMessage.stringifiedFile = stringifiedFile;
       }
       if (encryptionKey != "") {
diff --git a/src/Model/Chat/chatModel.ts b/src/Model/Chat/chatModel.ts
index f2b3266d..c74c721d 100644
--- a/src/Model/Chat/chatModel.ts
+++ b/src/Model/Chat/chatModel.ts
@@ -1,7 +1,7 @@
 // this file is responsible for managing chats.
 
 import { DATA_VERSION, ValidObject } from "../Utility/typeSafety";
-import FileModel, { FileVersion } from "../Files/fileModel";
+import FileModel, { FileContent } from "../Files/fileModel";
 import StorageModel, { filePaths } from "../Global/storageModel";
 import {
   createTimestamp,
@@ -85,7 +85,7 @@ export default class ChatModel {
   // messaging
   sendMessage = async (
     body: string,
-    fileVersion: FileVersion<string>
+    fileContent: FileContent<string>
   ): Promise<boolean> => {
     const senderName = this.settingsModel.username;
     if (senderName == "") return false;
@@ -102,7 +102,7 @@ export default class ChatModel {
       senderName,
       this.info.encryptionKey,
       body,
-      fileVersion
+      fileContent
     );
 
     this.addMessage(chatMessage);
@@ -167,7 +167,7 @@ export default class ChatModel {
     }
 
     // file
-    this.fileModel.handleStringifiedFileVersion(chatMessage.stringifiedFile);
+    this.fileModel.handleStringifiedFileContent(chatMessage.stringifiedFile);
   };
 
   delete = () => {
@@ -263,7 +263,7 @@ export default class ChatModel {
     sender: string,
     encryptionKey: string,
     body: string,
-    fileVersion: FileVersion<string>
+    fileContent: FileContent<string>
   ): Promise<ChatMessage> => {
     const chatMessage: ChatMessage = {
       dataVersion: DATA_VERSION,
@@ -278,8 +278,8 @@ export default class ChatModel {
       status: ChatMessageStatus.Outbox,
       stringifiedFile: "",
     };
-    if (fileVersion != undefined) {
-      const stringifiedFile = stringify(fileVersion);
+    if (fileContent != undefined) {
+      const stringifiedFile = stringify(fileContent);
       chatMessage.stringifiedFile = stringifiedFile;
     }
 
diff --git a/src/Model/Files/fileModel.ts b/src/Model/Files/fileModel.ts
index 9af1d620..631354e0 100644
--- a/src/Model/Files/fileModel.ts
+++ b/src/Model/Files/fileModel.ts
@@ -41,49 +41,49 @@ export default class FileModel {
     return [...this.getFileContainerPath(), fileId];
   };
 
-  getFileVersionPath = (fileId: string, fileVersionId: string): string[] => {
+  getFileContentPath = (fileId: string, fileContentId: string): string[] => {
     const filePath: string[] = this.getFilePath(fileId);
-    return [...filePath, fileVersionId];
+    return [...filePath, fileContentId];
   };
 
   // handler
-  handleStringifiedFileVersion = (stringifiedFileVersion: string): void => {
-    const fileVersion: FileVersion<string> | null = parseValidObject(
-      stringifiedFileVersion,
-      FileVersionReference
+  handleStringifiedFileContent = (stringifiedFileContent: string): void => {
+    const fileContent: FileContent<string> | null = parseValidObject(
+      stringifiedFileContent,
+      FileContentReference
     );
-    if (fileVersion == null) return;
+    if (fileContent == null) return;
 
-    this.handleFileVersion(fileVersion);
+    this.handleFileContent(fileContent);
   };
 
-  handleFileVersion = (fileVersion: FileVersion<string>): void => {
-    const didStore: boolean = this.storeFileVersion(fileVersion);
+  handleFileContent = (fileContent: FileContent<string>): void => {
+    const didStore: boolean = this.storeFileContent(fileContent);
     if (didStore == false) return;
 
-    this.taskModel.handleFileVersion(fileVersion);
+    this.taskModel.handleFileContent(fileContent);
   };
 
   // methods
-  addFileVersion = (fileVersion: FileVersion<string>): void => {
-    this.handleFileVersion(fileVersion);
-    this.chatModel.sendMessage("", fileVersion);
+  addFileContent = (fileContent: FileContent<string>): void => {
+    this.handleFileContent(fileContent);
+    this.chatModel.sendMessage("", fileContent);
   };
 
   // storage
-  storeFileVersion = (fileVersion: FileVersion<string>): boolean => {
-    const fileVersionPath: string[] = this.getFileVersionPath(
-      fileVersion.fileId,
-      fileVersion.fileVersionId
+  storeFileContent = (fileContent: FileContent<string>): boolean => {
+    const fileContentPath: string[] = this.getFileContentPath(
+      fileContent.fileId,
+      fileContent.fileContentId
     );
 
-    // check if fileVersion already exists
-    const existingFileVersion: string | null =
-      this.storageModel.read(fileVersionPath);
-    if (existingFileVersion != null) return false;
+    // check if fileContent already exists
+    const existingFileContent: string | null =
+      this.storageModel.read(fileContentPath);
+    if (existingFileContent != null) return false;
 
-    const stringifiedContent: string = stringify(fileVersion);
-    this.storageModel.write(fileVersionPath, stringifiedContent);
+    const stringifiedContent: string = stringify(fileContent);
+    this.storageModel.write(fileContentPath, stringifiedContent);
     return true;
   };
 
@@ -91,45 +91,45 @@ export default class FileModel {
     return this.storageModel.list(this.getBasePath());
   };
 
-  listFileVersionIds = (fileId: string): string[] => {
+  listFileContentIds = (fileId: string): string[] => {
     const filePath: string[] = this.getFilePath(fileId);
     return this.storageModel.list(filePath);
   };
 
-  selectLatestFileVersionId = (
-    fileVersionIds: string[]
+  selectLatestFileContentId = (
+    fileContentIds: string[]
   ): string | undefined => {
-    return fileVersionIds[fileVersionIds.length - 1];
+    return fileContentIds[fileContentIds.length - 1];
   };
 
-  getFileVersion = <T extends FileVersion<string>>(
+  getFileContent = <T extends FileContent<string>>(
     fileId: string,
-    fileVersionName: string,
+    fileContentName: string,
     reference: T
   ): T | null => {
-    const filePath: string[] = this.getFileVersionPath(fileId, fileVersionName);
-    const fileVersionOrNull: T | null = this.storageModel.readStringifiable(
+    const filePath: string[] = this.getFileContentPath(fileId, fileContentName);
+    const fileContentOrNull: T | null = this.storageModel.readStringifiable(
       filePath,
       reference
     );
-    return fileVersionOrNull;
+    return fileContentOrNull;
   };
 
-  getLatestFileVersion = <T extends FileVersion<string>>(
+  getLatestFileContent = <T extends FileContent<string>>(
     fileId: string,
     reference: T
   ): T | null => {
-    const fileVersionsIds: string[] = this.listFileVersionIds(fileId);
-    const latestFileVersionId: string | undefined =
-      this.selectLatestFileVersionId(fileVersionsIds);
-    if (latestFileVersionId == undefined) return null;
+    const fileContentsIds: string[] = this.listFileContentIds(fileId);
+    const latestFileContentId: string | undefined =
+      this.selectLatestFileContentId(fileContentsIds);
+    if (latestFileContentId == undefined) return null;
 
-    const fileVersion: T | null = this.getFileVersion(
+    const fileContent: T | null = this.getFileContent(
       fileId,
-      latestFileVersionId,
+      latestFileContentId,
       reference
     );
-    return fileVersion;
+    return fileContent;
   };
 
   // init
@@ -149,7 +149,7 @@ export default class FileModel {
     // const firstBoardInfo = this.taskModel.getBoardInfo(boardId);
     // console.log(firstBoardInfo);
 
-    // const newInfo = TaskModel.createBoardInfoFileVersion(
+    // const newInfo = TaskModel.createBoardInfoFileContent(
     //   boardId,
     //   "renamed",
     //   Color.Coral
@@ -160,22 +160,22 @@ export default class FileModel {
   }
 
   // utility
-  static generateFileVersionId = (creationDate): string => {
+  static generateFileContentId = (creationDate): string => {
     return creationDate + v4();
   };
 
-  static createFileVersion = <T extends string>(
+  static createFileContent = <T extends string>(
     fileId: string,
     type: T
-  ): FileVersion<T> => {
+  ): FileContent<T> => {
     const creationDate: string = createTimestamp();
-    const fileVersionId: string = FileModel.generateFileVersionId(creationDate);
+    const fileContentId: string = FileModel.generateFileContentId(creationDate);
 
     return {
       dataVersion: DATA_VERSION,
 
       fileId,
-      fileVersionId,
+      fileContentId,
       creationDate,
       type,
     };
@@ -190,20 +190,20 @@ export const subDirectories = {
 };
 
 // types
-export interface FileVersion<T extends string> extends ValidObject {
+export interface FileContent<T extends string> extends ValidObject {
   fileId: string;
-  fileVersionId: string;
+  fileContentId: string;
   creationDate: string;
 
   type: T;
 }
 
 // references
-export const FileVersionReference: FileVersion<string> = {
+export const FileContentReference: FileContent<string> = {
   dataVersion: DATA_VERSION,
 
   fileId: "",
-  fileVersionId: "",
+  fileContentId: "",
   creationDate: "",
 
   type: "",
diff --git a/src/Model/Files/taskModel.ts b/src/Model/Files/taskModel.ts
index a5da5ab7..776353fc 100644
--- a/src/Model/Files/taskModel.ts
+++ b/src/Model/Files/taskModel.ts
@@ -4,7 +4,7 @@ import {
   DATA_VERSION,
   checkMatchesObjectStructure,
 } from "../Utility/typeSafety";
-import FileModel, { FileVersion } from "./fileModel";
+import FileModel, { FileContent } from "./fileModel";
 
 import ChatModel from "../Chat/chatModel";
 import { Color } from "../../ViewModel/colors";
@@ -50,30 +50,30 @@ export default class TaskModel {
   };
 
   // handler
-  handleFileVersion = (fileVersion: FileVersion<string>): void => {
+  handleFileContent = (fileContent: FileContent<string>): void => {
     if (
-      checkMatchesObjectStructure(fileVersion, BoardInfoFileVersionReference) ==
+      checkMatchesObjectStructure(fileContent, BoardInfoFileContentReference) ==
       true
     ) {
-      this.handleBoard(fileVersion as BoardInfoVersion);
+      this.handleBoard(fileContent as BoardInfoVersion);
     } else if (
-      checkMatchesObjectStructure(fileVersion, TaskFileVersionReference) == true
+      checkMatchesObjectStructure(fileContent, TaskFileContentReference) == true
     ) {
-      this.handleTask(fileVersion as TaskFileVersion);
+      this.handleTask(fileContent as TaskFileContent);
     }
   };
 
-  handleBoard = (boardInfoFileVersion: BoardInfoVersion) => {
-    console.log("board", boardInfoFileVersion);
+  handleBoard = (boardInfoFileContent: BoardInfoVersion) => {
+    console.log("board", boardInfoFileContent);
   };
 
-  handleTask = (taskFileVersion: TaskFileVersion) => {};
+  handleTask = (taskFileContent: TaskFileContent) => {};
 
   // boards
   createBoard = (name: string): void => {
-    const boardInfoFileVersion: BoardInfoVersion =
-      TaskModel.createBoardInfoFileVersion(v4(), name, Color.Standard);
-    this.createOrUpdateBoard(boardInfoFileVersion);
+    const boardInfoFileContent: BoardInfoVersion =
+      TaskModel.createBoardInfoFileContent(v4(), name, Color.Standard);
+    this.createOrUpdateBoard(boardInfoFileContent);
   };
 
   listBoardIds = (): string[] => {
@@ -83,21 +83,21 @@ export default class TaskModel {
   };
 
   getBoardInfo = (fileId: string): BoardInfoVersion | null => {
-    const boardInfoFileVersionOrNull: BoardInfoVersion | null =
-      this.fileModel.getLatestFileVersion(
+    const boardInfoFileContentOrNull: BoardInfoVersion | null =
+      this.fileModel.getLatestFileContent(
         fileId,
-        BoardInfoFileVersionReference
+        BoardInfoFileContentReference
       );
-    return boardInfoFileVersionOrNull;
+    return boardInfoFileContentOrNull;
   };
 
-  createOrUpdateBoard = (boardInfoFileVersion: BoardInfoVersion): void => {
+  createOrUpdateBoard = (boardInfoFileContent: BoardInfoVersion): void => {
     // store info
-    this.fileModel.addFileVersion(boardInfoFileVersion);
+    this.fileModel.addFileContent(boardInfoFileContent);
 
     // add to list
     const boardDirectoryPath: string[] = this.getBoardDirectoryPath(
-      boardInfoFileVersion.fileId
+      boardInfoFileContent.fileId
     );
     this.storageModel.write(boardDirectoryPath, "");
   };
@@ -112,12 +112,12 @@ export default class TaskModel {
 
   //tasks
   createTask = (boardId: string, name: string): void => {
-    const taskFileVersion: TaskFileVersion = TaskModel.createTaskFileVersion(
+    const taskFileContent: TaskFileContent = TaskModel.createTaskFileContent(
       v4(),
       boardId,
       name
     );
-    this.fileModel.addFileVersion(taskFileVersion);
+    this.fileModel.addFileContent(taskFileContent);
   };
 
   listTaskIds = (boardName: string): string[] => {
@@ -148,34 +148,34 @@ export default class TaskModel {
   }
 
   // utility
-  static createBoardInfoFileVersion = (
+  static createBoardInfoFileContent = (
     fileId: string,
     name: string,
     color: Color
   ): BoardInfoVersion => {
-    const fileVersion: FileVersion<"board-info"> = FileModel.createFileVersion(
+    const fileContent: FileContent<"board-info"> = FileModel.createFileContent(
       fileId,
       "board-info"
     );
     return {
-      ...fileVersion,
+      ...fileContent,
 
       name,
       color,
     };
   };
 
-  static createTaskFileVersion = (
+  static createTaskFileContent = (
     fileId: string,
     name: string,
     boardId: string
-  ): TaskFileVersion => {
-    const fileVersion: FileVersion<"task"> = FileModel.createFileVersion(
+  ): TaskFileContent => {
+    const fileContent: FileContent<"task"> = FileModel.createFileContent(
       fileId,
       "task"
     );
     return {
-      ...fileVersion,
+      ...fileContent,
 
       name,
       boardId,
@@ -189,12 +189,12 @@ export const subDirectories = {
 };
 
 // types
-export interface BoardInfoVersion extends FileVersion<"board-info"> {
+export interface BoardInfoVersion extends FileContent<"board-info"> {
   name: string;
   color: Color;
 }
 
-export interface TaskFileVersion extends FileVersion<"task"> {
+export interface TaskFileContent extends FileContent<"task"> {
   name: string;
   boardId: string;
 
@@ -209,11 +209,11 @@ export interface TaskFileVersion extends FileVersion<"task"> {
 }
 
 // reference
-export const BoardInfoFileVersionReference: BoardInfoVersion = {
+export const BoardInfoFileContentReference: BoardInfoVersion = {
   dataVersion: DATA_VERSION,
 
   fileId: "string",
-  fileVersionId: "",
+  fileContentId: "",
   creationDate: "",
 
   type: "board-info",
@@ -222,11 +222,11 @@ export const BoardInfoFileVersionReference: BoardInfoVersion = {
   color: "" as Color,
 };
 
-export const TaskFileVersionReference: TaskFileVersion = {
+export const TaskFileContentReference: TaskFileContent = {
   dataVersion: DATA_VERSION,
 
   fileId: "string",
-  fileVersionId: "",
+  fileContentId: "",
   creationDate: "",
   type: "task",