` ` From a mainstream point of view , this is difficult , ` ` Google CEO Tim Cook says of Google Glass . Cook spoke Tuesday night at a tech conference in suburban Los Angeles . Google Glass is a piece of computing hardware wrapped around the face . It has been distributed to its first group of beta testers in the real world .
`` From a mainstream point of view , this is difficult , `` Apple CEO Tim Cook says of Google Glass . Cook spoke Tuesday night at a tech conference in suburban Los Angeles . Google Glass is a piece of computing hardware wrapped around the face . It has been distributed to its first group of beta testers in the real world .