Guinness World Records, the global authority on record-breaking, today unveiled the world’s Largest Videogame Controller at London’s Liverpool St. Station to launch the latest edition in its best-selling videogames series; Guinness World Records 2012 Gamer’s Edition. The record-breaking device that measures 30 times the size of a standard NES controller is featured in the new book that recognises the greatest, and strangest, achievements in video gaming.