[lordlimecat]

Because many of the studios think that big budgets and flashy effects can cover for nonsensical plots, mediocre acting, and characters whose choices do not fit with who they are.

And frequently these mediocre writers roll into established franchises and actively make editorial decisions as if they're the reason were watching e.g. LotR. Newsflash, Tolkien is a far better writer than whoever is on Amazon's payroll, probably best to just stick to his ideas whenever possible. If you want to innovate you'd piss less people off doing a mediocre job in a brand new universe.