Last week, as part of National Condom Week, Planned Parenthood of the Great Northwest distributed 55,000 condoms with QR (or Quick Response) codes on the packaging across colleges and universities in western Washington state. The idea is that condom users can scan these codes with a smartphone after using protection, "checking in" on a global map of safe sex.
http://news.yahoo.com/condoms-barcod...213604485.html