Thomas Alt, Chief Executive Office of Metaio, one of the leaders in augmented reality (AR) technology, attends a Reuters Global Media and Technology Summit in Paris June 13, 2012. Credit: Reuters/Mal Langsdon By Harro Ten Wolde and Tarmo Virki FRANKFURT/HELSINKI | Thu Jun 21, 2012 9:55am EDT (Reuters) - One day in March 2000, just days before the dot-com bubble began its journey back to earth, German engineer Thomas Alt first glimpsed the future of technology. "Do you know augmented reality?" his boss at Volkswagen asked. He did not. "Neither do I, but you are about to, because this…