The Pentagon has been dreaming of portable pain guns for as long as we can remember, and if it has its druthers, said fantasy could soon become a reality. The Thermal Laser System (or the IR-Lesslethal device, if you prefer) has been brewing since at least 2005, but just recently the weapon prove to testers that it could create a beam strong enough to cause alarm and pain without actually damaging the skin or retina. Think of it as a portable crowd controller (or your worst nightmare, either one). Of course, there's still quite