from the makes-perfect-sense-to-me dept.
pieterh writes "I've launched a campaign to rid the world of the caps lock key. Sure, there are more serious problems to solve but please, think of the children! How am I going to explain to my kids why some of the most valuable keyboard real estate is squatted by a large, useless key that above all you must not press! Our campaign mission is simple: to send a message to the computer industry to force it (by any means necessary) to retire the CAPS key. It's going to be a hard, long, and possibly very embarassing war on uppercase, but some things just need to be done. "
We warn the reader in advance that the proof presented here depends on a
clever but highly unmotivated trick.
-- Howard Anton, "Elementary Linear Algebra"