I mean, there's always gonna be some variability as to how people understand terms, and I personally lean much more toward your understanding, where its a uh...
Its more reminiscent of an ancient slab of greek or roman text, just, all letters, no spaces, no punctuation, ie, terribly formatted by modern english standards.
But, what I'm trying to describe is more of ... a visceral anger or mockery at the concept that someone would read more than about a single paragraph.
Its happening because people's brains are 'adapting' to the short form, brainrot mode of modern social media.
Everything is a clipshow.
If its longer than a clip, its boring, and or excruciating to attempt to parse, for people conditioned by things like TikTok.