Double Zero,
No, no mistake.
B-2 flown by 2 pilots and the F-22 and F-35 won't even have 2 seat variants.
When the GR4 bows out it will be the end of the FJ Nav in the RAF (at last...)
To my erstwhile F-4 navs of old, "I've got 300 hours without a navigator, how many have you got without a pilot?"