Earlier quoted context omitted.
While some of those guidelines offer some value still, end-user programs dealing with text just aren’t ever going to be a thing. People expect to be able to paste a photo or screenshot just as easily as they post a sentence. Requiring a second app to do it (posting a link) isn’t nearly as good a UX as simply pasting in pictures.
Well, in practice you can have binary input, as many programs do, but human-readable free-form text is the simplest interface there is. We just need more modern terminals that can handle that.
Yeah like smartphone apps , webapps, and desktop guis…