3 ms·

There are keyboards with 1kHz polling.

• wholinator2 2y ago
  Yes but it takes longer than that for the signal to reach the usb port. And i doubt if many of us are typing at 1000 keystrokes/second. Apparently that's around 12,000 words/minute assuming average word length of 5 characters.
  • varispeed 2y ago
    1ms latency is about what can be achieved with USB.