It's messy, it slows down your pc and you can't enjoy the pictar.
Its a matter of principle really. Some people, me included, just have to have clean desktops. Others cover theirs in icons. All I have on mine is a recycle bin and a folder for new music. And iTunes. And Firefox. Otherwise, it is shiny sparkly clean.
Well, tbh, it would suck if they were the same when they came out considering then they'd be fake and ergo look like plastic rocks attached to her chest.