Miyazaki will definitely hate it. The last time someone demoed AI animation he said "I would never wish to incorporate this technology into my work at all. I strongly feel that this is an insult to life itself." [1]
And that was before stuff like GPT-1 or Stable Diffusion exist.
There is a pair of videos on this subject that I find rather good and informed. They are from the channel "The Art of Aaron Blaise" ( https://en.wikipedia.org/wiki/Aaron_Blaise )
Disney Animator REACTS to AI Animation! https://youtu.be/xm7BwEsdVbQ (this is watching the Corridor Crew's video)
Disney Animator REACTS to AI Animation! https://youtu.be/xm7BwEsdVbQ (this is watching the Corridor Crew's video)
Why AI will NOT be taking Your Animation job - https://youtu.be/-lhbzbSck04