Surely the technological brilliance was that it took 100 people sipping their champagne at M2.0.
The Fairey Delta was a testbed and the Vulcan was a (subsonic) weapon. To take the basics and make it work for GA was the brilliant part of it.
Never mind all the rhetoric about who was on it, the fact is that is was there and could do the job for those who wanted it and could pay.
If Airbus have pulled the plug then there's not a lot anyone can do, BUT, with the life in the aircraft, there may have been a market for a reduced schedule and/or cheaper seats on charters.
I shall miss her.