Computing with light

Decades ago, Grace Hopper, aka Queen of Software, championed light as a communication medium that could be used to build fast, secure computers. The boffins have pushed through another limit, this time silicon photonics. 

Here’s David Letterman’s interview of Admiral Hopper shortly after she retired from the Navy and joined DEC. “How do you get a pair of pantyhose that fit?” wonders one of the greatest minds of our time. (via Scripting News).