** FILE ** Google co-founder Sergey Brin wears Google Glass glasses at an announcement for the Breakthrough Prize in Life Sciences at Genentech Hall on the University of California at San Francisco's Mission Bay campus in San Francisco on Wednesday, Feb. 20, 2013. (Associated Press)

Photo by: Jeff Chiu

** FILE ** Google co-founder Sergey Brin wears Google Glass glasses at an announcement for the Breakthrough Prize in Life Sciences at Genentech Hall on the University of California at San Francisco's Mission Bay campus in San Francisco on Wednesday, Feb. 20, 2013. (Associated Press)