Originally posted by medea
trust me, it won't. from a designer point of view the metal look is not very attractive in large quantities, do we really want our desktops to look like brushed metal space rockets? Plastics are way cheaper to use and produce and your not usually going to bang around your iMac so the metal wouldn't be for any purpose other than looks, and it wouldnt look good.
The powebook is able to use Titanium and Aluminum because it still looks classy, it would be harder to pull that off on a desktop.