When you've got a global audience, maybe it's good to make sweeping, ambitious statements.Maarten Lens-Fitzgerald, co-founder of Augmented Reality browser company Layar, was interviewed by CNN today and took the opportunity to claim that AR on phones is going to be so big in the future that only voice will be more popular. Maybe.Many people in the Augmented Reality world are rolling their eyes at Layar's incredible media exposure.They worry that relatively simple implementations of this technolo