>>2040378 (OP)It was throttled by legislation banning supersonic flights over land, which restricted it to transoceanic routes. It didn’t have the performance for transpacific flights to/from the US mainland, so transatlantic routes were kinda it. A major accident and 9/11 pushed a plane with a razor thin operating margin too far in the red.
Here’s what it could’ve been:
http://www.concordesst.com/concordeb.html