diff --git a/src/audio/emscripten/SDL_emscriptenaudio.c b/src/audio/emscripten/SDL_emscriptenaudio.c
index 341c9dfcd..9623d4aaa 100644
--- a/src/audio/emscripten/SDL_emscriptenaudio.c
+++ b/src/audio/emscripten/SDL_emscriptenaudio.c
@@ -183,6 +183,12 @@ static void EMSCRIPTENAUDIO_CloseDevice(_THIS)
                 SDL2.audio.scriptProcessorNode.disconnect();
                 SDL2.audio.scriptProcessorNode = undefined;
             }
+            if (SDL2.audio.silenceTimer !== undefined) {
+                clearInterval(SDL2.audio.silenceTimer);
+            }
+            if (SDL2.audio.silenceBuffer !== undefined) {
+                SDL2.audio.silenceBuffer = undefined
+            }
             SDL2.audio = undefined;
         }
         if ((SDL2.audioContext !== undefined) && (SDL2.audio === undefined) && (SDL2.capture === undefined)) {
@@ -227,7 +233,9 @@ static int EMSCRIPTENAUDIO_OpenDevice(_THIS, const char *devname)
                 SDL2.audioContext = new webkitAudioContext();
             }
             if (SDL2.audioContext) {
-                autoResumeAudioContext(SDL2.audioContext);
+                if ((typeof navigator.userActivation) === 'undefined') {  // Firefox doesn't have this (as of August 2023), use autoResumeAudioContext instead.
+                    autoResumeAudioContext(SDL2.audioContext);
+                }
             }
         }
         return SDL2.audioContext === undefined ? -1 : 0;
@@ -298,6 +306,7 @@ static int EMSCRIPTENAUDIO_OpenDevice(_THIS, const char *devname)
                 if (SDL2.capture.silenceTimer !== undefined) {
                     clearTimeout(SDL2.capture.silenceTimer);
                     SDL2.capture.silenceTimer = undefined;
+                    SDL2.capture.silenceBuffer = undefined
                 }
                 SDL2.capture.mediaStreamNode = SDL2.audioContext.createMediaStreamSource(stream);
                 SDL2.capture.scriptProcessorNode = SDL2.audioContext.createScriptProcessor($1, $0, 1);
@@ -339,10 +348,37 @@ static int EMSCRIPTENAUDIO_OpenDevice(_THIS, const char *devname)
             SDL2.audio.scriptProcessorNode = SDL2.audioContext['createScriptProcessor']($1, 0, $0);
             SDL2.audio.scriptProcessorNode['onaudioprocess'] = function (e) {
                 if ((SDL2 === undefined) || (SDL2.audio === undefined)) { return; }
+                // if we're actually running the node, we don't need the fake callback anymore, so kill it.
+                if (SDL2.audio.silenceTimer !== undefined) {
+                    clearInterval(SDL2.audio.silenceTimer);
+                    SDL2.audio.silenceTimer = undefined;
+                    SDL2.audio.silenceBuffer = undefined;
+                }
                 SDL2.audio.currentOutputBuffer = e['outputBuffer'];
                 dynCall('vi', $2, [$3]);
             };
+
             SDL2.audio.scriptProcessorNode['connect'](SDL2.audioContext['destination']);
+
+            if (SDL2.audioContext.state === 'suspended') {  // uhoh, autoplay is blocked.
+                SDL2.audio.silenceBuffer = SDL2.audioContext.createBuffer($0, $1, SDL2.audioContext.sampleRate);
+                SDL2.audio.silenceBuffer.getChannelData(0).fill(0.0);
+                var silence_callback = function() {
+                    if ((typeof navigator.userActivation) !== 'undefined') {  // Almost everything modern except Firefox (as of August 2023)
+                        if (navigator.userActivation.hasBeenActive) {
+                            SDL2.audioContext.resume();
+                        }
+                    }
+
+                    // the buffer that gets filled here just gets ignored, so the app can make progress
+                    //  and/or avoid flooding audio queues until we can actually play audio.
+                    SDL2.audio.currentOutputBuffer = SDL2.audio.silenceBuffer;
+                    dynCall('vi', $2, [$3]);
+                    SDL2.audio.currentOutputBuffer = undefined;
+                };
+
+                SDL2.audio.silenceTimer = setInterval(silence_callback, ($1 / SDL2.audioContext.sampleRate) * 1000);
+            }
         }, this->spec.channels, this->spec.samples, HandleAudioProcess, this);
     }
 /* *INDENT-ON* */ /* clang-format on */