> I regularly have to deal with 50+ character naming conventions where the first 38 characters are the same among many files.

...that's arguably a kind of unusual situation.

I don't think you're necessarily wrong, to be fair! It's just that in over two decades of owning Macs and at least a decade before that of using them off-and-on, I've never been in a situation where I thought, "man, the text field for entering a file name is just way too short."