Because she's old school sysadmin mate, likes running her own stuff her own way, fair enough.
And she posts on it lots because she has a bunch of RSS clients pointed at her writing, because she's rather popular.
And she'd rather people writing this stuff just learn HTTP properly, at least out of professionalism, if not courtesy.
Hey, you might not, I might not, but we all choose our hills to die on.
My personal hill is "It's lollies and biscuits, not candy and cookies".