I feel like I tried these a while ago and neither was entirely effective. Maybe I was doing it wrong, though. (To be clear, the feature I'm looking for is som

I feel like I tried these a while ago and neither was entirely effective. Maybe I was doing it wrong, though. (To be clear, the feature I'm looking for is some sort of irresistible button to start/stop the action that neither the website nor its Javascript can affect. Preferably it would not even be able to tell whether the video was running.)