The new interface keeps things clean, however rather like Motorola's Motoblur interface, the homepage and corresponding slides will allow information widgets of the stuff you want to track.
In a mirror image of the iPhone, it looks like Stage will offer four permanent shortcut buttons at the top of the screen, with a grid-like menu for the rest. There also appears to be a search bar allowing you to search the device on the homepage as well.
Dell's VP of small devices said that Dell would be allowing AT&T to customise the phone how it saw fit, but that they would be offering their own version to customers SIM-free in good time.
Check out the images for more close up screens.