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A comment on Measuring keyboard-to-photon latency with a light sensor. Parent comment

Re:Measuring keyboard-to-photon latency with a light sensor by anewdirection on Sunday May 31, 2020 @02:08PM (#23371344)
Amatuer. Any intterupt-based (at/xt/ps2) passive matrix keyboard, realtime kernel, and a CRT is the way of the low latency wizard.
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