does the iphone do RGB sub-pixel rendering? I've heard of RGB Sub-Pixel Rendering.


I'm wondering does the IPhone 3 have this capability (or is it that each pixels are only 1 color) ?
What about the IPhone 4?
No, they don't:


  ...sub-pixel anti-aliasing is, ultimately, a clever hack that will eventually fall by the wayside as display resolutions improve.