diff --git a/front/src/Api/IframeListener.ts b/front/src/Api/IframeListener.ts
index 312c3ca3..74245f43 100644
--- a/front/src/Api/IframeListener.ts
+++ b/front/src/Api/IframeListener.ts
@@ -46,30 +46,18 @@ type AnswererCallback<T extends keyof IframeQueryMap> = (
  * Also allows to send messages to those iframes.
  */
 class IframeListener {
-    private readonly _readyStream: Subject<HTMLIFrameElement> = new Subject();
-    public readonly readyStream = this._readyStream.asObservable();
-
-    private readonly _chatStream: Subject<ChatEvent> = new Subject();
-    public readonly chatStream = this._chatStream.asObservable();
-
     private readonly _openPopupStream: Subject<OpenPopupEvent> = new Subject();
     public readonly openPopupStream = this._openPopupStream.asObservable();
 
     private readonly _openTabStream: Subject<OpenTabEvent> = new Subject();
     public readonly openTabStream = this._openTabStream.asObservable();
 
-    private readonly _goToPageStream: Subject<GoToPageEvent> = new Subject();
-    public readonly goToPageStream = this._goToPageStream.asObservable();
-
     private readonly _loadPageStream: Subject<string> = new Subject();
     public readonly loadPageStream = this._loadPageStream.asObservable();
 
     private readonly _openCoWebSiteStream: Subject<OpenCoWebSiteEvent> = new Subject();
     public readonly openCoWebSiteStream = this._openCoWebSiteStream.asObservable();
 
-    private readonly _closeCoWebSiteStream: Subject<void> = new Subject();
-    public readonly closeCoWebSiteStream = this._closeCoWebSiteStream.asObservable();
-
     private readonly _disablePlayerControlStream: Subject<void> = new Subject();
     public readonly disablePlayerControlStream = this._disablePlayerControlStream.asObservable();
 
@@ -222,7 +210,7 @@ class IframeListener {
                     } else if (payload.type === "setProperty" && isSetPropertyEvent(payload.data)) {
                         this._setPropertyStream.next(payload.data);
                     } else if (payload.type === "chat" && isChatEvent(payload.data)) {
-                        this._chatStream.next(payload.data);
+                        scriptUtils.sendAnonymousChat(payload.data);
                     } else if (payload.type === "openPopup" && isOpenPopupEvent(payload.data)) {
                         this._openPopupStream.next(payload.data);
                     } else if (payload.type === "closePopup" && isClosePopupEvent(payload.data)) {
diff --git a/front/src/Api/ScriptUtils.ts b/front/src/Api/ScriptUtils.ts
index 0dbe40fe..ad6dcc0f 100644
--- a/front/src/Api/ScriptUtils.ts
+++ b/front/src/Api/ScriptUtils.ts
@@ -1,4 +1,7 @@
 import { coWebsiteManager } from "../WebRtc/CoWebsiteManager";
+import { playersStore } from "../Stores/PlayersStore";
+import { chatMessagesStore } from "../Stores/ChatStore";
+import type { ChatEvent } from "./Events/ChatEvent";
 
 class ScriptUtils {
     public openTab(url: string) {
@@ -16,6 +19,11 @@ class ScriptUtils {
     public closeCoWebSite() {
         coWebsiteManager.closeCoWebsite();
     }
+
+    public sendAnonymousChat(chatEvent: ChatEvent) {
+        const userId = playersStore.addFacticePlayer(chatEvent.author);
+        chatMessagesStore.addExternalMessage(userId, chatEvent.message);
+    }
 }
 
 export const scriptUtils = new ScriptUtils();
diff --git a/front/src/WebRtc/DiscussionManager.ts b/front/src/WebRtc/DiscussionManager.ts
deleted file mode 100644
index fcf04ef1..00000000
--- a/front/src/WebRtc/DiscussionManager.ts
+++ /dev/null
@@ -1,14 +0,0 @@
-import { iframeListener } from "../Api/IframeListener";
-import { chatMessagesStore } from "../Stores/ChatStore";
-import { playersStore } from "../Stores/PlayersStore";
-
-export class DiscussionManager {
-    constructor() {
-        iframeListener.chatStream.subscribe((chatEvent) => {
-            const userId = playersStore.addFacticePlayer(chatEvent.author);
-            chatMessagesStore.addExternalMessage(userId, chatEvent.message);
-        });
-    }
-}
-
-export const discussionManager = new DiscussionManager();
diff --git a/front/src/WebRtc/VideoPeer.ts b/front/src/WebRtc/VideoPeer.ts
index 990adb4e..c3a2af23 100644
--- a/front/src/WebRtc/VideoPeer.ts
+++ b/front/src/WebRtc/VideoPeer.ts
@@ -5,11 +5,7 @@ import { blackListManager } from "./BlackListManager";
 import type { Subscription } from "rxjs";
 import type { UserSimplePeerInterface } from "./SimplePeer";
 import { readable, Readable, Unsubscriber } from "svelte/store";
-import {
-    localStreamStore,
-    obtainedMediaConstraintStore,
-    ObtainedMediaStreamConstraints,
-} from "../Stores/MediaStore";
+import { localStreamStore, obtainedMediaConstraintStore, ObtainedMediaStreamConstraints } from "../Stores/MediaStore";
 import { playersStore } from "../Stores/PlayersStore";
 import { chatMessagesStore, newChatMessageStore } from "../Stores/ChatStore";
 import { getIceServersConfig } from "../Components/Video/utils";
diff --git a/maps/tests/index.html b/maps/tests/index.html
index 6f298386..29d4f0bb 100644
--- a/maps/tests/index.html
+++ b/maps/tests/index.html
@@ -224,14 +224,6 @@
             </table>
             <h2>WebRTC</h2>
             <table class="table">
-                <tr>
-                    <td>
-                        <input type="radio" name="test-energy"> Success <input type="radio" name="test-energy"> Failure <input type="radio" name="test-energy" checked> Pending
-                    </td>
-                    <td>
-                        <a href="#" class="testLink" data-testmap="energy.json" target="_blank">Test energy consumption</a>
-                    </td>
-                </tr>
                 <tr>
                     <td>
                         <input type="radio" name="test-help-camera-setting"> Success <input type="radio" name="test-help-camera-setting"> Failure <input type="radio" name="test-help-camera-setting" checked> Pending