At this point, how many of us would really be surprised if something like this were real? Yet, it would be a bit of a misnomer to call it a "sky fortress." Carriers are seen more as attack weapons and they need to travel in a fleet for protection. TT or AF1 interpretations would make more sense as far as being definitional "fortresses." Isn't our directive to keep our focus UNDER 40,000 ft, anyway? Growing weary of seeing this photo on every damn thread.