Has the realism of AI already caught on to that of animated CGI movies? I assume that an expert in CGI can point out obvious flaws in these outputs. But I wond

Has the realism of AI already caught on to that of animated CGI movies? I assume that an expert in CGI can point out obvious flaws in these outputs. But I wonder if it is possible to fix those details by prompting it to change only specific segments. There is also the question of how much compute/money they are spending per second of output, compared to a high-budget Hollywood CGI.