QR codes are cool, but they haven't quite caught on en masse yet, because finding cool uses for them have been challenging. One popular use for QR codes is printing them on business cards. Sharon ...

A QR Code scan is like a raised hand in a crowded room. It's voluntary, visible, and tells you exactly who's interested. Compare that to website cookies, which are more like secretly following someone ...

Faith writes guides, how-tos, and roundups on the latest Android games and apps for Android Police. You'll find her writing about the newest free-to-play game to hit Android or discussing her paranoia ...