If for some reason your still considering the iPhone because of its touch screen interface and ability to move around wobbly icons, then you might want to try out iDiamond. D-MAN66 from XDA has been very busy in keeping the power of windows mobile and the easy feeling of only icons. The application brings out full icons, ability to move icons, and add an icon feature.  In testing iDiamond, it ran smoothly on both the HTC Diamond and Touch Pro.  If you like iDiamond, then you might also want to check out with what D-MAN66 can do with cover flow and music