Not just the File menu, but also MVC is one of many examples of decades-old UX tradition that should not be treated as sacred merely because generations of programmers have copied it.
The irony with MVC is especially rich: people are still cargo-culting terminology from Smalltalk-80 decades after the Smalltalk world itself moved on from that original UI architecture.
"Things seem to hang on in computing just because they work a little bit." -Alan Kay
That was his reply when I asked him about his thoughts on MVC:
https://news.ycombinator.com/item?id=8841428
>nobody can agree on what a controller is, anyway, except that it's the dumping ground for all the brittle junk and dependencies that none of the other well defined classes wanted.