That is, people accidentally click an ad on those little smartphone screens thanks to clumsy digits (or purposely big or hard-to-avoid ads).

FORBES: Google Cuts 'Fat Finger' Accidental Clicks On Mobile Ads

The bright color design is attractive and the keys all have a firm, responsive action, though perhaps a little clustered for those with larger digits.

ENGADGET: Nokia announces Asha 210: a colorful QWERTY with a social heart, we go hands-on (video)

The back-end servers of Danger, the Sidekick's developer, generally do a fine job of reformatting Web pages for the little screen, although they did turn some baseball line scores into meaningless columns of digits.

FORBES: Magazine Article