Here is some short demonstrations of the program, it looks pretty sick to be honest. Seems like there is going to happen a lot of cool things in the 3D world, gaming market etc. in the next couple of years.

Metahuman creator by Unreal

MetaHuman Creator more details

Maybe all of it will be more of an automated industry in the sense that computers are just going to simulate most of it using AI and high definition images of humans that you then just manipulate in programs like this and animations are largely done with motion capture for those that can afford that :D

And combine it with stuff like Jali which is also pretty cool:

Jali Research