The video won't be generated by AI, because there will no video.
The mid-game is personalised, conversational, interactive tutoring.
The end-game will be deciding how much humans need to know about any of this, because AI will be far better at 99% of it.
If this seems unlikely, consider that Cauchy, Gauss, Laplace, and so on were all super-elite 0.001%-ers in terms of ability.
No one knows whether AI will eventually have the creative ability to work at their level of insight.
Personalised training could select for prodigies, and - whatever we decide to do with them - we'd have more super-talents than we do now.
Currently a lot of talent is wasted because of political and economic inefficiencies.