diff --git a/src/ConflictResolveModal.ts b/src/ConflictResolveModal.ts
index 3f17e64..df47cf6 100644
--- a/src/ConflictResolveModal.ts
+++ b/src/ConflictResolveModal.ts
@@ -1,7 +1,7 @@
 import { App, Modal } from "obsidian";
 import { DIFF_DELETE, DIFF_EQUAL, DIFF_INSERT } from "diff-match-patch";
 import { diff_result } from "./lib/src/types";
-import { escapeStringToHTML } from "./lib/src/utils";
+import { escapeStringToHTML } from "./lib/src/strbin";
 
 export class ConflictResolveModal extends Modal {
     // result: Array<[number, string]>;
diff --git a/src/DocumentHistoryModal.ts b/src/DocumentHistoryModal.ts
index 18ace06..372760c 100644
--- a/src/DocumentHistoryModal.ts
+++ b/src/DocumentHistoryModal.ts
@@ -1,10 +1,12 @@
 import { TFile, Modal, App } from "obsidian";
 import { path2id } from "./utils";
-import { base64ToArrayBuffer, base64ToString, escapeStringToHTML, isValidPath } from "./lib/src/utils";
+import { base64ToArrayBuffer, base64ToString, escapeStringToHTML } from "./lib/src/strbin";
+import { isValidPath } from "./lib/src/path";
 import ObsidianLiveSyncPlugin from "./main";
 import { DIFF_DELETE, DIFF_EQUAL, DIFF_INSERT, diff_match_patch } from "diff-match-patch";
 import { LoadedEntry, LOG_LEVEL } from "./lib/src/types";
 import { Logger } from "./lib/src/logger";
+import { getDocData } from "./lib/src/utils";
 
 export class DocumentHistoryModal extends Modal {
     plugin: ObsidianLiveSyncPlugin;
@@ -64,7 +66,7 @@ export class DocumentHistoryModal extends Modal {
             this.currentDoc = w;
             this.info.innerHTML = `Modified:${new Date(w.mtime).toLocaleString()}`;
             let result = "";
-            const w1data = w.datatype == "plain" ? w.data : base64ToString(w.data);
+            const w1data = w.datatype == "plain" ? getDocData(w.data) : base64ToString(w.data);
             this.currentDeleted = w.deleted;
             this.currentText = w1data;
             if (this.showDiff) {
@@ -74,7 +76,7 @@ export class DocumentHistoryModal extends Modal {
                     const w2 = await db.getDBEntry(path2id(this.file), { rev: oldRev }, false, false, true);
                     if (w2 != false) {
                         const dmp = new diff_match_patch();
-                        const w2data = w2.datatype == "plain" ? w2.data : base64ToString(w2.data);
+                        const w2data = w2.datatype == "plain" ? getDocData(w2.data) : base64ToString(w2.data);
                         const diff = dmp.diff_main(w2data, w1data);
                         dmp.diff_cleanupSemantic(diff);
                         for (const v of diff) {
@@ -176,7 +178,7 @@ export class DocumentHistoryModal extends Modal {
                     Logger("Path is not valid to write content.", LOG_LEVEL.INFO);
                 }
                 if (this.currentDoc?.datatype == "plain") {
-                    await this.app.vault.adapter.write(pathToWrite, this.currentDoc.data);
+                    await this.app.vault.adapter.write(pathToWrite, getDocData(this.currentDoc.data));
                     await focusFile(pathToWrite);
                     this.close();
                 } else if (this.currentDoc?.datatype == "newnote") {
diff --git a/src/LocalPouchDB.ts b/src/LocalPouchDB.ts
index f994693..5bf443a 100644
--- a/src/LocalPouchDB.ts
+++ b/src/LocalPouchDB.ts
@@ -4,7 +4,7 @@ import { LocalPouchDBBase } from "./lib/src/LocalPouchDBBase.js";
 import { Logger } from "./lib/src/logger.js";
 import { PouchDB } from "./lib/src/pouchdb-browser.js";
 import { EntryDoc, LOG_LEVEL } from "./lib/src/types.js";
-import { enableEncryption } from "./lib/src/utils.js";
+import { enableEncryption } from "./lib/src/utils_couchdb.js";
 import { isCloudantURI, isValidRemoteCouchDBURI } from "./lib/src/utils_couchdb.js";
 import { id2path, path2id } from "./utils.js";
 
diff --git a/src/LogDisplayModal.ts b/src/LogDisplayModal.ts
index 08d65df..8dcb1b2 100644
--- a/src/LogDisplayModal.ts
+++ b/src/LogDisplayModal.ts
@@ -1,21 +1,17 @@
 import { App, Modal } from "obsidian";
-import { escapeStringToHTML } from "./lib/src/utils";
+import { logMessageStore } from "./lib/src/stores";
+import { escapeStringToHTML } from "./lib/src/strbin";
 import ObsidianLiveSyncPlugin from "./main";
 
 export class LogDisplayModal extends Modal {
     plugin: ObsidianLiveSyncPlugin;
     logEl: HTMLDivElement;
+    unsubscribe: () => void;
     constructor(app: App, plugin: ObsidianLiveSyncPlugin) {
         super(app);
         this.plugin = plugin;
     }
-    updateLog() {
-        let msg = "";
-        for (const v of this.plugin.logMessage) {
-            msg += escapeStringToHTML(v) + "<br>";
-        }
-        this.logEl.innerHTML = msg;
-    }
+
     onOpen() {
         const { contentEl } = this;
 
@@ -25,13 +21,18 @@ export class LogDisplayModal extends Modal {
         div.addClass("op-scrollable");
         div.addClass("op-pre");
         this.logEl = div;
-        this.updateLog = this.updateLog.bind(this);
-        this.plugin.addLogHook = this.updateLog;
-        this.updateLog();
+        this.unsubscribe = logMessageStore.observe((e) => {
+            let msg = "";
+            for (const v of e) {
+                msg += escapeStringToHTML(v) + "<br>";
+            }
+            this.logEl.innerHTML = msg;
+        })
+        logMessageStore.invalidate();
     }
     onClose() {
         const { contentEl } = this;
         contentEl.empty();
-        this.plugin.addLogHook = null;
+        if (this.unsubscribe) this.unsubscribe();
     }
 }
diff --git a/src/ObsidianLiveSyncSettingTab.ts b/src/ObsidianLiveSyncSettingTab.ts
index a280fa3..d132c97 100644
--- a/src/ObsidianLiveSyncSettingTab.ts
+++ b/src/ObsidianLiveSyncSettingTab.ts
@@ -1,7 +1,9 @@
 import { App, PluginSettingTab, Setting, sanitizeHTMLToDom, RequestUrlParam, requestUrl, TextAreaComponent, MarkdownRenderer, stringifyYaml } from "obsidian";
 import { DEFAULT_SETTINGS, LOG_LEVEL, ObsidianLiveSyncSettings, RemoteDBSettings } from "./lib/src/types";
 import { path2id, id2path } from "./utils";
-import { delay, Semaphore, versionNumberString2Number } from "./lib/src/utils";
+import { delay } from "./lib/src/utils";
+import { Semaphore } from "./lib/src/semaphore";
+import { versionNumberString2Number } from "./lib/src/strbin";
 import { Logger } from "./lib/src/logger";
 import { checkSyncInfo, isCloudantURI } from "./lib/src/utils_couchdb.js";
 import { testCrypt } from "./lib/src/e2ee_v2";
diff --git a/src/PluginPane.svelte b/src/PluginPane.svelte
index 01f90cb..3a6aaac 100644
--- a/src/PluginPane.svelte
+++ b/src/PluginPane.svelte
@@ -2,7 +2,7 @@
     import ObsidianLiveSyncPlugin from "./main";
     import { onMount } from "svelte";
     import { DevicePluginList, PluginDataEntry } from "./types";
-    import { versionNumberString2Number } from "./lib/src/utils";
+    import { versionNumberString2Number } from "./lib/src/strbin";
 
     type JudgeResult = "" | "NEWER" | "EVEN" | "EVEN_BUT_DIFFERENT" | "OLDER" | "REMOTE_ONLY";
 
diff --git a/src/lib b/src/lib
index 39628ac..133bae3 160000
--- a/src/lib
+++ b/src/lib
@@ -1 +1 @@
-Subproject commit 39628ac8e6e4ba4298757f22bbc50b1efd26d6a5
+Subproject commit 133bae360798ee1513082cf728a59d96392bae6f
diff --git a/src/main.ts b/src/main.ts
index 95ca11f..e9b21f9 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -1,33 +1,14 @@
-import { debounce, Notice, Plugin, TFile, addIcon, TFolder, normalizePath, TAbstractFile, Editor, MarkdownView, PluginManifest, App, } from "obsidian";
+import { debounce, Notice, Plugin, TFile, addIcon, TFolder, normalizePath, TAbstractFile, Editor, MarkdownView, PluginManifest, App } from "obsidian";
 import { Diff, DIFF_DELETE, DIFF_EQUAL, DIFF_INSERT, diff_match_patch } from "diff-match-patch";
-
 import { EntryDoc, LoadedEntry, ObsidianLiveSyncSettings, diff_check_result, diff_result_leaf, EntryBody, LOG_LEVEL, VER, DEFAULT_SETTINGS, diff_result, FLAGMD_REDFLAG, SYNCINFO_ID, InternalFileEntry } from "./lib/src/types";
 import { PluginDataEntry, PERIODIC_PLUGIN_SWEEP, PluginList, DevicePluginList, InternalFileInfo, queueItem } from "./types";
-import {
-    base64ToString,
-    arrayBufferToBase64,
-    base64ToArrayBuffer,
-    isValidPath,
-    versionNumberString2Number,
-    runWithLock,
-    shouldBeIgnored,
-    isPlainText,
-    setNoticeClass,
-    NewNotice,
-    WrappedNotice,
-    Semaphore,
-    getDocData,
-    isDocContentSame,
-} from "./lib/src/utils";
-import { Logger, setLogger } from "./lib/src/logger";
+import { getDocData, isDocContentSame } from "./lib/src/utils";
+import { Logger } from "./lib/src/logger";
 import { LocalPouchDB } from "./LocalPouchDB";
 import { LogDisplayModal } from "./LogDisplayModal";
 import { ConflictResolveModal } from "./ConflictResolveModal";
 import { ObsidianLiveSyncSettingTab } from "./ObsidianLiveSyncSettingTab";
 import { DocumentHistoryModal } from "./DocumentHistoryModal";
-
-
-
 import { applyPatch, clearAllPeriodic, clearAllTriggers, clearTrigger, disposeMemoObject, generatePatchObj, id2path, isObjectMargeApplicable, isSensibleMargeApplicable, memoIfNotExist, memoObject, path2id, retrieveMemoObject, setTrigger, tryParseJSON } from "./utils";
 import { decrypt, encrypt } from "./lib/src/e2ee_v2";
 
@@ -36,7 +17,12 @@ const isDebug = false;
 import { InputStringDialog, PluginDialogModal, PopoverSelectString } from "./dialogs";
 import { isCloudantURI } from "./lib/src/utils_couchdb";
 import { getGlobalStore, observeStores } from "./lib/src/store";
-import { lockStore } from "./lib/src/stores";
+import { lockStore, logMessageStore, logStore } from "./lib/src/stores";
+import { NewNotice, setNoticeClass, WrappedNotice } from "./lib/src/wrapper";
+import { base64ToString, versionNumberString2Number, base64ToArrayBuffer, arrayBufferToBase64 } from "./lib/src/strbin";
+import { isPlainText, isValidPath, shouldBeIgnored } from "./lib/src/path";
+import { runWithLock } from "./lib/src/lock";
+import { Semaphore } from "./lib/src/semaphore";
 
 setNoticeClass(Notice);
 
@@ -47,6 +33,7 @@ const FileWatchEventQueueMax = 10;
 
 function getAbstractFileByPath(path: string): TAbstractFile | null {
     // Hidden API but so useful.
+    // @ts-ignore
     if ("getAbstractFileByPathInsensitive" in app.vault && (app.vault.adapter?.insensitive ?? false)) {
         // @ts-ignore
         return app.vault.getAbstractFileByPathInsensitive(path);
@@ -134,10 +121,10 @@ type FileEventItem = {
     type: FileEventType,
     args: FileEventArgs
 }
+
 export default class ObsidianLiveSyncPlugin extends Plugin {
     settings: ObsidianLiveSyncSettings;
     localDatabase: LocalPouchDB;
-    logMessage: string[] = [];
     statusBar: HTMLElement;
     statusBar2: HTMLElement;
     suspended: boolean;
@@ -284,7 +271,7 @@ export default class ObsidianLiveSyncPlugin extends Plugin {
     }
 
     async onload() {
-        setLogger(this.addLog.bind(this)); // Logger moved to global.
+        logStore.subscribe(e => this.addLog(e.message, e.level, e.key));
         Logger("loading plugin");
         //@ts-ignore
         const manifestVersion: string = MANIFEST_VERSION || "0.0.0";
@@ -1062,7 +1049,6 @@ export default class ObsidianLiveSyncPlugin extends Plugin {
         }
     }
 
-    addLogHook: () => void = null;
     //--> Basic document Functions
     notifies: { [key: string]: { notice: Notice; timer: NodeJS.Timeout; count: number } } = {};
 
@@ -1083,12 +1069,9 @@ export default class ObsidianLiveSyncPlugin extends Plugin {
         const messageContent = typeof message == "string" ? message : message instanceof Error ? `${message.name}:${message.message}` : JSON.stringify(message, null, 2);
         const newMessage = timestamp + "->" + messageContent;
 
-        this.logMessage = [].concat(this.logMessage).concat([newMessage]).slice(-100);
         console.log(vaultName + ":" + newMessage);
+        logMessageStore.apply(e => [...e, newMessage].slice(-100));
         this.setStatusBarText(null, messageContent.substring(0, 30));
-        // if (message instanceof Error) {
-        //     console.trace(message);
-        // }
 
         if (level >= LOG_LEVEL.NOTICE) {
             if (!key) key = messageContent;
@@ -1127,7 +1110,6 @@ export default class ObsidianLiveSyncPlugin extends Plugin {
                 };
             }
         }
-        if (this.addLogHook != null) this.addLogHook();
     }
 
     async ensureDirectory(fullPath: string) {
diff --git a/src/utils.ts b/src/utils.ts
index a515f7b..3a60b35 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -1,6 +1,6 @@
 import { normalizePath } from "obsidian";
 
-import { path2id_base, id2path_base } from "./lib/src/utils";
+import { path2id_base, id2path_base } from "./lib/src/path";
 
 // For backward compatibility, using the path for determining id.
 // Only CouchDB unacceptable ID (that starts with an underscore) has been prefixed with "/".