While still pricey, it's nowhere near the cost of a single B-2 Spirit stealth bomber because the B in B-2 might as well stand for "billion." The cost to manufacture a single B-2 bomber is $2.13 ...

S. Air Force to reverse engineer the B-2 bomber’s Load Heat Exchanger (whatever that is). You’d think if the Air Force wanted to reverse engineer something, they’d be looking at another ...