Facebook engineers + paint + beer = giant QR code on roof (video) | ZDNet
What do you get when you take Facebook engineers, add chalk, twine, paint rollers, black paint, and beer? You get a QR code on the roof. Throw in a quadcopter and you have a video.
Mar 26, 2012 ... What do you get when you take Facebook engineers, add chalk, twine, paint rollers, black paint, and beer? You get a QR code on the roof.