WebVibrator is a thing. No, really*: https://developer.mozilla.org/en-US/docs/Web/API/Vibration_API https://developer.mozilla.org/en-US/docs/Web/API/Vibration_A

WebVibrator is a thing. No, really*: https://developer.mozilla.org/en-US/docs/Web/API/Vibration_API https://developer.mozilla.org/en-US/docs/Web/API/Vibration_A... *Not supported on Safari, thank goodness!