It's super early, and a lot of artists have issues with controllability that make the tools hard to incorporate. This is quickly changing.

Here's a really small scoped short film made with the limited tools available half a year ago. It accomplished simple storytelling with limited tooling:

https://m.youtube.com/watch?v=t_SgA6ymPuc

You're going to see more and more ambitious stuff soon. We're beginning to have the ability to control characters, have consistency, block, and steer.