aylor: do national security officials just assume that more of this technology will be used in warfarealan: we have certainly heard that from the point of view of mystic terrorism. head of the fbi recently test -- point of view of domestic terrorism. identifiedcurity has quote unquote drones, so that is a big category. forward,threat going the federal aviation administration is looking for ways to track these devices better. clearly, the same is true overseas, where groups can sort of work on these kind of things without being tracked by the fbi and u.s. intelligence. it is definitely a concern. besides tracking some of these devices, how much future regulation do you see coming down to this? alan: there is a host of things. quickly, and the next couple of months, the government is about to propose requirements that every drone in the usb tract electronically. beyond that, they are also looking at better registration, they are trying to create a low-level tracking system that will follow these kind of like radar does. i have to tell you, the technology is tricky. they did some tests at