Originally posted here by the_JinX
The best idea me and some friends could come up with is a thermite (no, not termite) pack ontop of the harddisk with a good primer, set to go as soon as the computer is opened (or tilted)..

Should leave them with no evidence, but a smouldering pile of molten metal
Hey great. Now I know for sure that if I do that the FBI will be all over my ass which I don't want them to be.

Enforcer