Is this a real concept, because it looks like a fan-art, and it's too early in the program to have come up with a fully fledged design, imo.
The F-35 is a Ferrari, the F-22 a Bugatti Chiron – the United States Air Force needs a Nissan 300ZX. Both the F-35 and F-22 have higher levels of technology than USAF requires for the vast ma…hushkit.net
There is no program. The images and specs are based on speculation.
Right now, there is a study underway to determine the best force mix for the USAF moving forward.
The results of that study may or may not result in the USAF pursuing a new aircraft type.
There does seem to be enthusiasm in the Airforce for the new digital engineering paradigm. It seems to be breeding confidence that new designs could be brought into existence much faster than in the last fifty years or so.