diff --git a/src/core/cmcd/cmcd_data_builder.ts b/src/core/cmcd/cmcd_data_builder.ts
index 33ed192f69..dea5efd748 100644
--- a/src/core/cmcd/cmcd_data_builder.ts
+++ b/src/core/cmcd/cmcd_data_builder.ts
@@ -1,5 +1,4 @@
 import log from "../../log";
-import type { ICorePlaybackObservation } from "../../main_thread/init/utils/create_core_playback_observer";
 import type {
   IAdaptation,
   IManifest,
@@ -8,6 +7,7 @@ import type {
   ISegment,
 } from "../../manifest";
 import type { IReadOnlyPlaybackObserver } from "../../playback_observer";
+import type { ICorePlaybackObservation } from "../../playback_observer/types";
 import type { ICmcdOptions, ICmcdPayload, ITrackType } from "../../public_types";
 import createUuid from "../../utils/create_uuid";
 import isNullOrUndefined from "../../utils/is_null_or_undefined";
diff --git a/src/core/main/worker/worker_main.ts b/src/core/main/worker/worker_main.ts
index c974f25834..86466703b9 100644
--- a/src/core/main/worker/worker_main.ts
+++ b/src/core/main/worker/worker_main.ts
@@ -2,7 +2,6 @@ import config from "../../../config";
 import { MediaError, OtherError } from "../../../errors";
 import features from "../../../features";
 import log from "../../../log";
-import type { ICorePlaybackObservation } from "../../../main_thread/init/utils/create_core_playback_observer";
 import Manifest, { Adaptation, Period, Representation } from "../../../manifest/classes";
 import type {
   IContentInitializationData,
@@ -14,6 +13,7 @@ import { MainThreadMessageType, WorkerMessageType } from "../../../multithread_t
 import DashFastJsParser from "../../../parsers/manifest/dash/fast-js-parser";
 import DashWasmParser from "../../../parsers/manifest/dash/wasm-parser";
 import { ObservationPosition } from "../../../playback_observer";
+import type { ICorePlaybackObservation } from "../../../playback_observer/types";
 import WorkerPlaybackObserver from "../../../playback_observer/worker_playback_observer";
 import type { IPlayerError, ITrackType } from "../../../public_types";
 import createDashPipelines from "../../../transports/dash";
diff --git a/src/main_thread/init/multi_thread_content_initializer.ts b/src/main_thread/init/multi_thread_content_initializer.ts
index d2671283b2..492a0775a1 100644
--- a/src/main_thread/init/multi_thread_content_initializer.ts
+++ b/src/main_thread/init/multi_thread_content_initializer.ts
@@ -33,6 +33,7 @@ import type {
   IReadOnlyPlaybackObserver,
   IMediaElementPlaybackObserver,
 } from "../../playback_observer";
+import type { ICorePlaybackObservation } from "../../playback_observer/types";
 import type {
   ICmcdOptions,
   IInitialManifest,
@@ -57,7 +58,7 @@ import type { ITextDisplayer } from "../text_displayer";
 import sendMessage from "./send_message";
 import type { ITextDisplayerOptions } from "./types";
 import { ContentInitializer } from "./types";
-import type { ICorePlaybackObservation } from "./utils/create_core_playback_observer";
+
 import createCorePlaybackObserver from "./utils/create_core_playback_observer";
 import { resetMediaElement } from "./utils/create_media_source";
 import type { IInitialTimeOptions } from "./utils/get_initial_time";
diff --git a/src/main_thread/init/utils/create_core_playback_observer.ts b/src/main_thread/init/utils/create_core_playback_observer.ts
index 1d18caf1a4..5109754a62 100644
--- a/src/main_thread/init/utils/create_core_playback_observer.ts
+++ b/src/main_thread/init/utils/create_core_playback_observer.ts
@@ -15,7 +15,6 @@
  */
 
 import getBufferedDataPerMediaBuffer from "../../../core/main/common/get_buffered_data_per_media_buffer";
-import type { IPausedPlaybackObservation } from "../../../core/types";
 import type { IManifestMetadata } from "../../../manifest";
 import { getMaximumSafePosition } from "../../../manifest";
 import type { IMediaSourceInterface } from "../../../mse";
@@ -23,12 +22,8 @@ import type {
   IPlaybackObservation,
   IReadOnlyPlaybackObserver,
   IMediaElementPlaybackObserver,
-  ObservationPosition,
-  IRebufferingStatus,
-  IFreezingStatus,
 } from "../../../playback_observer";
-import type { ITrackType } from "../../../public_types";
-import type { IRange } from "../../../utils/ranges";
+import type { ICorePlaybackObservation } from "../../../playback_observer/types";
 import type { IReadOnlySharedReference } from "../../../utils/reference";
 import SharedReference from "../../../utils/reference";
 import type { CancellationSignal } from "../../../utils/task_canceller";
@@ -55,35 +50,6 @@ export interface ICorePlaybackObserverArguments {
   mediaSource: IMediaSourceInterface | null;
 }
 
-export interface ICorePlaybackObservation {
-  /**
-   * Information on whether the media element was paused at the time of the
-   * Observation.
-   */
-  paused: IPausedPlaybackObservation;
-  /**
-   * Information on the current media position in seconds at the time of the
-   * Observation.
-   */
-  position: ObservationPosition;
-  /** `duration` property of the HTMLMediaElement. */
-  duration: number;
-  /** `readyState` property of the HTMLMediaElement. */
-  readyState: number;
-  /** Target playback rate at which we want to play the content. */
-  speed: number;
-  /** Theoretical maximum position on the content that can currently be played. */
-  maximumPosition: number;
-  /**
-   * Ranges of buffered data per type of media.
-   * `null` if no buffer exists for that type of media.
-   */
-  buffered: Record<ITrackType, IRange[] | null>;
-  rebuffering: IRebufferingStatus | null;
-  freezing: IFreezingStatus | null;
-  bufferGap: number | undefined;
-}
-
 /**
  * Create PlaybackObserver for the core part of the code.
  * @param {Object} srcPlaybackObserver - Base `PlaybackObserver` from which we
diff --git a/src/playback_observer/types.ts b/src/playback_observer/types.ts
index 554c93b1cb..a3902a8ae5 100644
--- a/src/playback_observer/types.ts
+++ b/src/playback_observer/types.ts
@@ -1,3 +1,5 @@
+import type { ITrackType } from "../public_types";
+import type { IRange } from "../utils/ranges";
 import type { IReadOnlySharedReference } from "../utils/reference";
 import type { CancellationSignal } from "../utils/task_canceller";
 import type ObservationPosition from "./utils/observation_position";
@@ -236,3 +238,52 @@ export interface IReadOnlyPlaybackObserver<TObservationType> {
     ) => IReadOnlySharedReference<TDest>,
   ): IReadOnlyPlaybackObserver<TDest>;
 }
+
+export interface ICorePlaybackObservation {
+  /**
+   * Information on whether the media element was paused at the time of the
+   * Observation.
+   */
+  paused: IPausedPlaybackObservation;
+  /**
+   * Information on the current media position in seconds at the time of the
+   * Observation.
+   */
+  position: ObservationPosition;
+  /** `duration` property of the HTMLMediaElement. */
+  duration: number;
+  /** `readyState` property of the HTMLMediaElement. */
+  readyState: number;
+  /** Target playback rate at which we want to play the content. */
+  speed: number;
+  /** Theoretical maximum position on the content that can currently be played. */
+  maximumPosition: number;
+  /**
+   * Ranges of buffered data per type of media.
+   * `null` if no buffer exists for that type of media.
+   */
+  buffered: Record<ITrackType, IRange[] | null>;
+  rebuffering: IRebufferingStatus | null;
+  freezing: IFreezingStatus | null;
+  bufferGap: number | undefined;
+}
+
+/** Pause-related information linked to an emitted Playback observation. */
+export interface IPausedPlaybackObservation {
+  /**
+   * Known paused state at the time the Observation was emitted.
+   *
+   * `true` indicating that the HTMLMediaElement was in a paused state.
+   *
+   * Note that it might have changed since. If you want truly precize
+   * information, you should recuperate it from the HTMLMediaElement directly
+   * through another mean.
+   */
+  last: boolean;
+  /**
+   * Actually wanted paused state not yet reached.
+   * This might for example be set to `false` when the content is currently
+   * loading (and thus paused) but with autoPlay enabled.
+   */
+  pending: boolean | undefined;
+}
diff --git a/src/playback_observer/worker_playback_observer.ts b/src/playback_observer/worker_playback_observer.ts
index e8ac66a1ea..61e722fdb9 100644
--- a/src/playback_observer/worker_playback_observer.ts
+++ b/src/playback_observer/worker_playback_observer.ts
@@ -1,9 +1,8 @@
-import type { ICorePlaybackObservation } from "../main_thread/init/utils/create_core_playback_observer";
 import type { IUpdatePlaybackRateWorkerMessage } from "../multithread_types";
 import { WorkerMessageType } from "../multithread_types";
 import type { IReadOnlySharedReference } from "../utils/reference";
 import type { CancellationSignal } from "../utils/task_canceller";
-import type { IReadOnlyPlaybackObserver } from "./types";
+import type { ICorePlaybackObservation, IReadOnlyPlaybackObserver } from "./types";
 import generateReadOnlyObserver from "./utils/generate_read_only_observer";
 
 export default class WorkerPlaybackObserver