Look at this.... crappy Shuttle SN27P2 SFF PC burst all of its 6.3v 1800uf 'KZJ' brand capacitors!
How many computers have you lost to the burst capacitor problem? Post it here.
Slow computer got you down? Maybe a hardware upgrade should be in your cards, if so this guide to the Fundamentals of Upgrading a PC is an invaluable read. PCSTATS Tips