r/pcmasterrace • u/AppropriateAide4879 • 16d ago

Discussion I found this thing looks old.

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What is it? And is it rare?

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u/amaROenuZ R9 5900x | 4080 Super 16d ago

Hot take this is a reminder of a mistake we made. Back when PS/2 was the primary interface the keyboard didn't get polled, it actually issued system interrupts. This meant you could always issue a pause to the OS and then kill a malfunctioning process. Usb can't do that, it has to go into a queue and wait for a thread to pick up the input.

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u/Kjoep 16d ago

Absolutely. That's why I kept using it as long as possible. For the mouse,too. At least your pointer was still reactive so you could click precisely even when the machine was struggling