Dan Overview: "Free flight? Umm let's see, how do I explain this? Ok...the idea is that airplanes will fly basically wherever they want to and computers will keep them apart."
Euro Skeptic: "But isn't that terribly dangerous?"
Overview: "Oh no! I used to be in the military and, believe me, it's a BIG sky out there. In fact, I used to be in tankers and sometimes it's soooo BIG that it's hard to get two aircraft to come together!"
Source: Flight International