The funny thing is, with this many years in UE4 and now on to 5, eventually you'd stick together some semblance of a gameplay loop.
Kill a mob, pick up the goodies, go back to "home" and sort out all your shit, boost a stat or two, jerk off or something, then go to bed and end a day cycle ingame.
Rinse repeat.
A 2 month boot camp in ue can get someone to prototype a semblance of a game. Don't need triple A rpg ideas, but at least some systems in place to inspire that there is at least some direction.
They're building a house and started with the roof, so yeah things aren't going anywhere but hoooo wow look at dem titties, aren't they grand?