Comment by outworlder

> That it was possible to make an all in one plane for all branches of military for all purpose

It's possible. They ended up achieving less commonality than predicted, and costs were higher than predicted. No fantasy physics here.

> and have verticals take off and landing for the Marines

Works fine. Although they will probably not take off vertically and will instead do a short takeoff. Same thing the Harrier did. No fantasy physics.

> And have some type of 360 degree futuristic digital heads-up display

They do, and it works.

> failing to reach expectation after expectation for basically my whole adult life now

Welcome to cutting edge weapons development. Read some history, you'll find plenty of programs that had similar issues but are successful today.

> Not to mention that drones render human piloted jets much less necessary or useful.

Maybe so. But not today.