The eventual goal is to create a man heat seeking missile small enough to fit 4 on a style weapon the same size as a pistol (A missile impossible to miss with or dodge by the vistim that is), along with a fully automatic 4.5mm or so round for close in (sort of makes the rifel opsolete overnight, no?), and I can see this is already heading this direction extremly fast:
http://www.flightglobal.com/articles...ystem-air.html
-S