ok ive got a imac from late 2010 (i3, 4g ram, etc.) and was writing my ap bio paper (im in high school, if you didnt get that), and my mother walks up, sprays the computer with windex, says oh there were fingerprints and to let it sit because then itll come off better later!!! it was starting to drip down to the speakers!! oh parents dont know anything abuot technology