It works better if you plug it in (Score 3, Funny)

While working on an embedded printer driver board, I had just burned new firmware and installed it, tested it, and, because we had had an incident where the internals of another printer had melted together, left it off and unplugged. Five minutes later one of the applications programmers came storming into my office claiming that my new firmware was crap. I calmly walked back out to the lab, looked over the machine, and commented "it works better if you plug it in..."