Black Mirror has hidden a QR code in one of their season 7 promo posters. But what happens when ... u/LoricGarde in the Black Mirror subreddit was nice enough to trace the code, facilitating ...

Men?s shaving products company eShave is using QR codes in a new advertising campaign to make it easy for shoppers to create their own customized shaving set. The ?All A Man Needs? ad campaign ...