Google has finally started rolling out Android's redesigned QR code scanner — a year after we first spotted it in a teardown.

Square Inc.’s announcement Tuesday of its new QR code service for restaurants helps bring the contactless technology into the limelight, but it’s only the latest in a string of moves payments ...

If I am to go down this rabbit hole, I’ show the QR Code in three major colors RGB recognized universally by all browser engines as such … make some of them gradient so that one square can be ...