>>212356720Things like Volume allowes them to tinker and change things at the last moment. That is why CGI is often shit these days. That and rushed pre-production.
When you invest in pre-production and you have things planned, you can start working on CGI well in advance. You know who on Return of the King Aragaron was supposed to fight Saudon himself, but the changes it in post-pro? They do thins with everything these days. They just shoot the shit and then figure it all out.