That's just not efficient. AAA games will use AI to pre-render assets, and use AI shaders to make stuff pop more, but on the fly asset generation will still be

That's just not efficient. AAA games will use AI to pre-render assets, and use AI shaders to make stuff pop more, but on the fly asset generation will still be slow and produce low quality compared to offline asset generation. We might have a ShadCN style asset library that people use AI to tweak to produce "realtime" assets, but there will always be an offline core of templates at the very least.