It’s like a heavy B-1 with the wings swept forward only avoiding stall because your afterburners are burning thousands of gallons of fuel per hour. That’s no way to get rich.

Three, the B-1 is the only bomber (and the last remaining airframe, period) to feature sweep wings. The sweep-wing feature is exactly what it sounds like: wings that can sweep back and forth.

With the wings swept back, they could fly faster during attack runs. But that flexibility comes at a cost, as a recently released Air Force probe into the crash of a swing-wing B-1 bomber last ...