And instead of a drag on the bottom line, Roomba has subsidized the development of what Angle hopes is the next big step for iRobot: health care.

FORBES: Invasion Of The Machines: iRobot Hunts Bombs, Cleans Floors, Now Wants To Heal You

There's not much good to say about the built-in "tilt stand" at the bottom, either -- it only alters the angle of projection slightly and feels too plasticky -- but at least it gives you an extra option.

ENGADGET: Nikon Coolpix S1100pj and S5100 hands-on Hands-on

The center of the screen shows video from the landing and graphics at the bottom show the lunar model's angle.

CNN: Hidden gems of the Webby Award nominees