Thurday my machine went out, poof... smoke comming out of the psu... i thought o well, and i found a 250w in my pile o' junk... i'm talking about my old machine, dual 550 pIII, and tried to turn it on.. no dize, i thought oh well... and played with my BRAND NEW P4!! yeah it's sooo danm fast! then this morning i pushed the button again,,, there ! it came alive and ran like a dream, and still does! let me tell you that i installed the other psu friday, so the machine stod over night, and friday it wouldn't turn on, but today it would... havn't even glanced at it--- wtf is this? how can this happen?