> What’s the problem with the F35 and combat readiness?
For example, the UK would like to use its own air-to-ground missile (the spear missile) with its own F-35 jets, but it's held back by Lockheed Martin's Block 4 software update delays.
Also by the software being black box for everyone outside of USA / Lockheed-Martin.
Also by the software being black box for everyone outside of USA / Lockheed-Martin.