diff --git a/patches/0009-show-audio-controls-and-speed.diff b/patches/0009-show-audio-controls-and-speed.diff
new file mode 100644
index 0000000..c892969
--- /dev/null
+++ b/patches/0009-show-audio-controls-and-speed.diff
@@ -0,0 +1,132 @@
+diff -Naur orig.orig/components/commons/Audio.jsx orig/components/commons/Audio.jsx
+--- orig.orig/components/commons/Audio.jsx	1969-12-31 21:00:00.000000000 -0300
++++ orig/components/commons/Audio.jsx	2021-10-15 16:28:48.809523282 -0300
+@@ -0,0 +1,76 @@
++import { forwardRef, useState, useEffect } from 'react';
++
++// https://formidable.com/blog/2021/stores-no-context-api/
++const createEmitter = () => {
++  const subscriptions = new Map();
++  return {
++    emit: (v) => subscriptions.forEach(fn => fn(v)),
++    subscribe: (fn) => {
++      const key = Symbol();
++      subscriptions.set(key, fn);
++      return () => subscriptions.delete(key);
++    },
++  }
++};
++
++const createStore = (init) => {
++  // create an emitter
++  const emitter = createEmitter();
++
++  let store = null;
++  const get = () => store;
++  const set = (op) => (
++    store = op(store),
++    // notify all subscriptions when the store updates
++    emitter.emit(store)
++  );
++  store = init(get, set);
++
++  const useStore = () => {
++    // intitialize component with latest store
++    const [localStore, setLocalStore] = useState(get());
++
++    // update our local store when the global
++    // store updates. 
++    //
++    // emitter.subscribe returns a cleanup 
++    // function, so react will clean this
++    // up on unmount.
++    useEffect(() => emitter.subscribe(setLocalStore), []);
++    return localStore;
++  };
++  return useStore;
++};
++
++const useSpeed = createStore((get, set) => ({
++  value: 1,
++  set: value => set((state) => ({ ...state, value })),
++}));
++
++export const Audio = forwardRef((props, ref) => {
++  const [playing, setPlaying] = useState(false);
++  const { value, set } = useSpeed();
++
++  useEffect(() => {
++    ref.current.playbackRate = value
++  }, [value])
++
++  return (
++    <div
++      style={{
++        display: playing ? 'block' : 'none',
++        width: '100%',
++      }}
++    >
++      <audio
++        onPlay={() => {setPlaying(true)}}
++        onEnded={() => {setPlaying(false)}}
++        controls
++        ref={ref}
++      >
++        {props.children}
++      </audio>
++      <input type="range" min="0.25" max="2" step="0.25" onChange={e => { set(e.target.value) }} />
++    </div>
++  );
++});
+diff -Naur orig.orig/components/Lesson/LessonExercise/LessonExerciseHiddenAudio/LessonExerciseHiddenAudio.jsx orig/components/Lesson/LessonExercise/LessonExerciseHiddenAudio/LessonExerciseHiddenAudio.jsx
+--- orig.orig/components/Lesson/LessonExercise/LessonExerciseHiddenAudio/LessonExerciseHiddenAudio.jsx	2021-10-15 15:36:57.837243899 -0300
++++ orig/components/Lesson/LessonExercise/LessonExerciseHiddenAudio/LessonExerciseHiddenAudio.jsx	2021-10-15 15:47:52.469350865 -0300
+@@ -1,9 +1,10 @@
+ /* eslint-disable jsx-a11y/media-has-caption  */
+ import { forwardRef } from 'react';
++import { Audio } from '../../../commons/Audio';
+ 
+ export const LessonExerciseHiddenAudio = forwardRef(({ src }, ref) => (
+   <div className="exercise-audio-feedback">
+-    <audio
++    <Audio
+       className="exercise-audio-file feedback-audio initialized"
+       tabIndex="-1"
+       width="100%"
+@@ -11,6 +12,6 @@
+       ref={ref}
+     >
+       <source src={src} type="audio/MP3" />
+-    </audio>
++    </Audio>
+   </div>
+ ));
+diff -Naur orig.orig/components/Lesson/LessonExercise/LessonExerciseQuestion/QuestionTypes/LessonExerciseQuestionAudio.jsx orig/components/Lesson/LessonExercise/LessonExerciseQuestion/QuestionTypes/LessonExerciseQuestionAudio.jsx
+--- orig.orig/components/Lesson/LessonExercise/LessonExerciseQuestion/QuestionTypes/LessonExerciseQuestionAudio.jsx	2021-10-15 15:36:57.837243899 -0300
++++ orig/components/Lesson/LessonExercise/LessonExerciseQuestion/QuestionTypes/LessonExerciseQuestionAudio.jsx	2021-10-15 15:45:48.129327782 -0300
+@@ -2,6 +2,7 @@
+ import { useEffect, useRef, useState } from 'react';
+ import { createGlobalStyle } from 'styled-components';
+ import { useAudio } from '../../../../../hooks/useAudio';
++import { Audio } from '../../../../commons/Audio';
+ import { useTranslation } from '../../../../../hooks/useTranslation';
+ import { useFrontendConfig } from '../../../../../hooks/useFrontendConfig';
+ 
+@@ -62,7 +63,7 @@
+       >
+         <LessonExerciseQuestionAudioGlobalStyles />
+         {/* eslint-disable-next-line jsx-a11y/media-has-caption */}
+-        <audio
++        <Audio
+           className={`exercise-audio-file initialized${isPlaying ? ' playing-now' : ''}`}
+           tabIndex="0"
+           width="100%"
+@@ -73,7 +74,7 @@
+           ref={audioRef}
+         >
+           <source src={audioUrl} type="audio/MP3" />
+-        </audio>
++        </Audio>
+         <div className="bubble-text-audio">{audioLabel}</div>
+         <div className="exercise-play-audio" />
+       </a>