message: invoking callback slight further in the future
diff: @@ -173,7 +173,7 @@ export abstract class OneShotSource<Options extends ToneAudioNodeOptions> extend
  const additionalTail = this._curve === "exponential" ? fadeOutTime * 2 : 0;
  this._stopSource(this.now() + additionalTail);
  this._onended();
  - }, this._stopTime - this.context.now());
  + }, this._stopTime - this.context.currentTime);
  return this;
  }
  