diff --git a/packages/superdough/reverbGen.mjs b/packages/superdough/reverbGen.mjs
index d2533cae4..bb050874c 100644
--- a/packages/superdough/reverbGen.mjs
+++ b/packages/superdough/reverbGen.mjs
@@ -104,6 +104,8 @@ var applyGradualLowpass = function (input, lpFreqStart, lpFreqEnd, lpFreqEndAt,
   player.start();
   context.oncomplete = function (event) {
     callback(event.renderedBuffer);
+    filter.disconnect();
+    player.disconnect();
   };
   context.startRendering();
 
diff --git a/packages/superdough/superdough.mjs b/packages/superdough/superdough.mjs
index 4827ffbd3..65c444120 100644
--- a/packages/superdough/superdough.mjs
+++ b/packages/superdough/superdough.mjs
@@ -708,7 +708,8 @@ export const superdough = async (value, t, hapDuration, cps = 0.5, cycle = 0.5)
       roomIR = await loadBuffer(url, ac, ir, 0);
     }
     orbitBus.getReverb(roomsize, roomfade, roomlp, roomdim, roomIR, irspeed, irbegin);
-    orbitBus.sendReverb(post, room);
+    const send = orbitBus.sendReverb(post, room);
+    audioNodes.push(send);
   }
 
   if (djf != null) {
diff --git a/packages/superdough/superdoughoutput.mjs b/packages/superdough/superdoughoutput.mjs
index afe91e71e..a4235efd0 100644
--- a/packages/superdough/superdoughoutput.mjs
+++ b/packages/superdough/superdoughoutput.mjs
@@ -78,7 +78,7 @@ export class Orbit {
     return this.reverbNode;
   }
   sendReverb(node, amount) {
-    effectSend(node, this.reverbNode, amount);
+    return effectSend(node, this.reverbNode, amount);
   }
 
   sendDelay(node, amount) {
diff --git a/packages/supradough/dough.mjs b/packages/supradough/dough.mjs
index 1cb9241ad..7231792c9 100644
--- a/packages/supradough/dough.mjs
+++ b/packages/supradough/dough.mjs
@@ -1,11 +1,12 @@
 // this is dough, the superdough without dependencies
-// @ts-check
+// @ts-nocheck
 // @ts-ignore ignore next line because sampleRate is unknown
 const SAMPLE_RATE = typeof sampleRate !== 'undefined' ? sampleRate : 48000;
 const PI_DIV_SR = Math.PI / SAMPLE_RATE;
 const ISR = 1 / SAMPLE_RATE;
 
 let gainCurveFunc = (val) => Math.pow(val, 2);
+const clamp = (num, min, max) => Math.min(Math.max(num, min), max);
 
 function applyGainCurve(val) {
   return gainCurveFunc(val);
@@ -151,7 +152,8 @@ export class TwoPoleFilter {
     resonance = Math.max(resonance, 0);
 
     cutoff = Math.min(cutoff, 20000);
-    const c = 2 * Math.sin(cutoff * PI_DIV_SR);
+    let c = 2 * Math.sin(cutoff * PI_DIV_SR);
+    c = clamp(c, 0, 1.14); // this line prevents instability TODO: test
 
     const r = Math.pow(0.5, (resonance + 0.125) / 0.125);
     const mrc = 1 - r * c;
diff --git a/packages/web/README.md b/packages/web/README.md
index 659c82713..e86600cd7 100644
--- a/packages/web/README.md
+++ b/packages/web/README.md
@@ -62,7 +62,7 @@ initStrudel();
 document.getElementById('play').addEventListener('click', 
   () => evaluate('note("c a f e").jux(rev)')
 );
-document.getElementById('play').addEventListener('stop', 
+document.getElementById('stop').addEventListener('click', 
   () => hush()
 );
 ```
diff --git a/website/src/pages/technical-manual/project-start.mdx b/website/src/pages/technical-manual/project-start.mdx
index 4a269d1b9..810897d2d 100644
--- a/website/src/pages/technical-manual/project-start.mdx
+++ b/website/src/pages/technical-manual/project-start.mdx
@@ -32,7 +32,7 @@ There are 3 quick ways to embed strudel in your website:
 
 ### Inside an iframe
 
-Using an iframe is the most easy way to embed a studel tune.
+Using an iframe is the most easy way to embed a strudel tune.
 You can embed any pattern of your choice via an iframe and the URL of the pattern of your choice:
 
 ```html
@@ -133,7 +133,7 @@ If you'd rather use your own UI, you can use the `@strudel/web` package:
 </script>
 ```
 
-For more info on this package, see the [@strudel/web README]https://codeberg.org/uzu/strudel/src/branch/main/packages/web#strudel-web).
+For more info on this package, see the [@strudel/web README](https://codeberg.org/uzu/strudel/src/branch/main/packages/web#strudel-web).
 
 ## Via npm