So the USAF wanted more than a simple refueler? Crazy..............
Bill Gunston, the famous aviation writer, used to opine that if Air Forces had been willing to accept 90% of the spec they'd have got a lot more aircraft, sooner and on budget... it's that last 10% where the people (who are only in their jobs for a couple of years before moving on) add the crazy bells and whistles to look good