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by sokoloff 3364 days ago
> If you look at real hardware (or FPGAs) they will basically do polling: The input gets sampled at each clock cycle and will then get processed. And hardware is definitely realtime :)

Smiley noted; I think we can agree that "polling at 10s of MHz on an input pin" becomes something quite different than "polling at 10s of kHz on the other side of a USB link".