"Steven Spielberg suggested to the writers the central storyline of "a boy and his car," and read each of their drafts and gave notes on improving the story. Spielberg also encouraged Michael Bay to film most of the stunts live, and keep the use of CGI to a strict minimum." Transformers (2007) - Trivia - IMDb This was before IJ4 burnt him out. Had he at least done this with ROTF and DOTM they might have been marginally better IMO. After all, he is an expert at the charm and magic of fantasy/sci-fi.