They're talkin' out there ass. The only Joe compatible, post Korea jets are the Bbi's F-16C (1:16.5, actually), F/A-18 and JSI's F-14. There was a prototype of a 1:18 F-4, but that's about it.
Then the forthcoming AV-8B+. There's an F-104, but we don't talk about that one.