Not to mention almost all movies have nothing to do with art anymore (I don’t mean artsy). They’re all just production mills churning out widgets designed by money managers.

It’s more than one cause. Dialogue and themes for 12 year olds; overly trendy (once someone has a success, that formula gets copied over and over and over and over...); make sure the movie includes at least one politically correct issue (this has gotten as bad as country music is at their end of the spectrum) AND…