My nemesis was one of those round stick-on LCD clocks that used to be popular. The designer apparently thought that emitting a single beep every five minutes o

My nemesis was one of those round stick-on LCD clocks that used to be popular. The designer apparently thought that emitting a single beep every five minutes or so would be an awesome low battery indicator. I didn't know what kind of thing was making the beep, naturally, which was unhelpful. It took about a month of me slowly going mad before I finally found the thing at the back of a desk drawer.