diff --git a/src/components/ThreeOhThree.tsx b/src/components/ThreeOhThree.tsx
index 8019425..2905e11 100644
--- a/src/components/ThreeOhThree.tsx
+++ b/src/components/ThreeOhThree.tsx
@@ -9,7 +9,7 @@ const KnobParamLabel = dynamic(() => import("el-vis-audio").then((mod) => mod.Kn
 
 const chunkDurationSeconds = 0.15;
 const numChannels = 2; // currently only two channels allowed (shader uses vec2)
-const workgroupSize = 256;
+const workgroupSize = 16;
 const maxBufferedChunks = 1;
 
 const ThreeOhThree = () => {
@@ -190,7 +190,9 @@ const ThreeOhThree = () => {
 
   return (
     <>
-      <button onClick={() => setPlaying(!playing)}>{playing ? "STOP" : "PLAY"} 303 EMULATOR FROM WEBGPU</button>
+      <h3>This synth requires <a href="chrome://flags/#enable-webgpu-developer-features">chrome://flags/#enable-webgpu-developer-features</a> flag to be enabled</h3>
+      You may need to copy/paste the URL into the searchbar and restart chrome, the return to this page.<br /><br />
+      <button onClick={() => setPlaying(!playing)}><h2>{playing ? "STOP" : "PLAY"} 303 EMULATOR FROM WEBGPU</h2></button>
       <KnobsFlexBox>
         <KnobParamLabel
           label={"gain"}
diff --git a/src/pages/index.tsx b/src/pages/index.tsx
index 4d7b5d8..c4f9798 100644
--- a/src/pages/index.tsx
+++ b/src/pages/index.tsx
@@ -15,7 +15,7 @@ export default function Home() {
         <li><Link href={"./conwayGameAudio"}>Conway Game Audio</Link></li>
         <li><Link href={"./threeOhThree"}>303 acid jam ported from shadertoy sound</Link></li>
       </ul>
-      <h2>Recursive Sounds, WebAudio Experiments, and other Works-In-Progress...</h2>
+      <h2>Recursive Sounds, WebGPU Audio, WebAudio Experiments, and other Works-In-Progress...</h2>
       <ul>
         <li><Link href={"./recursiveFM"}>Recursive FM</Link></li>
         <li><Link href={"./recursivePM"}>Recursive PM</Link></li>