I use animals, mostly. Except any ARM-based device must be named after a limb or a part of a limb that is not an arm. It must.
This might be the coolest thing I've read all year...
Some time later we got two more boxen and the female members of our research group were given the job of naming them, and we ended up with 'itchy' and 'scratchy'...
* for the Pratchett readers I was wrong, it should of course have been 'Kaos'...