This was already the direction for studios though... Improvements to CGI and vault filming have cut costs dramatically relying on tech. The clip mentioned like

This was already the direction for studios though... Improvements to CGI and vault filming have cut costs dramatically relying on tech. The clip mentioned likely took a few green screen segments, a lot of training data and many tries to get the clips needed for that sohrt story. B it's a lot more work at current state of the tech than just entering a single prompt.