If you have a #Yubikey in your USB port and are constantly accidentally typing 'ccccjfldjslfjdsfjdsfoiuwerw' into conversations, you can fix that by moving it into slot two, which requires a longer touch-press to activate. https://support.yubico.com/support/solutions/articles/15000006461-swapping-yubico-otp-from-slot-1-to-slot-2
@antifuchs huh i always thought it was needed for U2F! Apparently not: https://hackernoon.com/avoid-leaking-your-identity-with-yubikey-92539b6608a
@mala correct - u2f is a different mode entirely (and so is the gpg smartcard mode!)
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