Lasers

It seems the Japanese have decided that armingrobots with lasers is a good idea: See web-only content:
http://www.theatlantic.com/politics/archive/2008/04/lasers/44833/ If I were president, I'd be promoting General Petraeus to a new cabinet-level position in charge of coping with the robot threat.

This article available online at:

http://www.theatlantic.com/politics/archive/2008/04/lasers/44833/