Wise Glasses Made Google Look Dumb. Now Fb Is Supplying Them a Test.

SAN FRANCISCO — Final Saturday, immediately after a 3-mile hike by way of the Presidio, I stood in a throng of travellers searching at the Golden Gate Bridge. As the group snapped shots of the landmark, I determined to be part of in.

But in its place of reaching into my pocket for my Apple iphone, I tapped the facet of my Ray-Ban sunglasses right until I listened to the click of a shutter. Afterwards, I downloaded the pics that my sun shades had just taken to my mobile phone.

The approach was immediate, easy, unobtrusive — and it was

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