1. You fiddle about with Prometia Seal String with your fingers (guilty )
2. You have more computers than friends (not guilty)
3. Your favorite TV show invloves plugging ur pc into ur TV and watching the progressof your folding at home client. (not guilty)
4. When you use your pc as a utility for cooking (the cpu or gpu), light source (fans and cathodes and screens), a heat source and several other things.
5. When you can actually fry an egg with ur cpu.
Please add to the list and I will compile it as a list and put it on my site.