I'll entertain you with the following:
Keyboards can be a source of mild entertainment.
There! That is a (not actual) example of my password, typed when my fingers are on the wrong home keys! Yay touch typing! I always catch it almost right away, but there's always half a second of confusion, where I wonder if I've had a stroke, or if someone has randomized my keyboard.
Speaking of home keys, a great prank to play on your friends that rely on hunting and pecking is to move the keys around on the keyboard! You can even do this with just a couple of letters on the keyboard to totally throw them off. Ahhhh good times.
Besides, I'm sure your hunting and pecking friends needs a good excuse for punching you in the face. Everyone wins!