What makes you think that? Both the main political parties are commited to CVF....which should be approaching the main gate stage soon........ish............sometime.........
it requires skills and training backed up by operational experience, none of which is in great abundance in the RN of today.
None of which will be helped by the premature retirement of the Sea Harrier, therefore I think a link to the
Sea Jet thread to be appropriate.
Incidentally, Rolls Royce are having progress with the JSF propulsion system - see
here.