Lasers may send information flying in tiny bursts of light through optical fibers across oceans and cities. But you're still in the electronic slow lane when you're transferring high-definition videos or other large files between devices. Then the content travels only at the rate permitted by the U.S.B. or other cord.
Inexpensive optical connections could drastically change the speed at which consumer devices and the chips within them exchange information.
Full story from New York Times