Finally, our faves. Thanks to the anonymous correspondent who was sent this machine by a school which couldn't understand why it had clapped out:

And, to top off this chilling round-up, here's another from Eddie Abbot, showing why a printer power supply is not a good place for two mice to shack up:

It just remains to say that I was going to clean out my own PC this weekend, but I think I'll leave it to someone with stronger nerves than mine and his own battlefield nuclear weapons. ®