diff --git a/client/src/main.ts b/client/src/main.ts
index e752664..f9e3ff0 100644
--- a/client/src/main.ts
+++ b/client/src/main.ts
@@ -47,7 +47,7 @@ const makeRipple = (position: [number, number], radius: number): void => {
 
 // event handlers
 
-const throttle = <X, Y>(fn: (...x: X[]) => Y, ms: number) => {
+const debounce = <X, Y>(fn: (...x: X[]) => Y, ms: number) => {
   let lastExecutedAt = -1
   return (...x: X[]) => {
     const now = Date.now()
@@ -58,7 +58,7 @@ const throttle = <X, Y>(fn: (...x: X[]) => Y, ms: number) => {
   }
 }
 
-const at60fps = <X, Y>(fn: (...x: X[]) => Y) => throttle(fn, 1000 / 60)
+const at60fps = <X, Y>(fn: (...x: X[]) => Y) => debounce(fn, 1000 / 60)
 
 // create a big ripple when touching the screen
 canvas.addEventListener('mousedown', at60fps((e) => {
@@ -191,17 +191,6 @@ document.addEventListener('DOMContentLoaded', () => {
   loop()
 })
 
-const debounce = (fn: Function, ms: number) => {
-  let prev = 0
-  return (...args: any[]) => {
-    const now = Date.now()
-    if (now - prev > ms) {
-      fn.apply(null, args)
-      prev = now
-    }
-  }
-}
-
 window.addEventListener('resize', debounce(() => {
   ctx.canvas.width  = window.innerWidth
   ctx.canvas.height = window.innerHeight