started when i got my acer i looked after it so carefully when i put it down on my desk I picked it up and a harline crack along the bottem apeered for no reason. i cant get screen replacement then 2 days later at the bottem its cracked again joined to the first one theres 3 more i have not dropped it its happend to my android tablet for no reason aswell help please cause the screen now a bit like a rainbow in places heard about samsungs which have done the same
