As the article hints, defense with high-energy lasers that can take out whatever is launched is under consideration.

That's the ultimate Buck Rogers solution, but an IR-only solution would just steer the bad guys to different nasty stuff. RPG attacks against helicopters are commonplace in Iraq these days.

... ... ... Hello Boys & Girls...
 

Hysteria, fear, paranoia and impractical reality continue to rule civilized society: Terrorists' mission accomplished! :ouch: