freaking pissed off for messing electronics up?

[Rico-C]

ok its retarded.for some reason im always the one to "mess up" my brothers things,,like yesterday i was playing his ps3 and all of the sudden it got the YLOD.earlier in the months i messed up his iphone and it never turned back up.i messed up his car stereo i dont even know how.now my questions is.im always using my brothers computer,is there anyway i can mess it up somehow.what are average computer problems...and you probabaly wondering why dont i buy my own stuff.is that im living in my mom's house for a short while until i go back to the military