That was my point—you can do all kinds of things on the web now, but people don’t really create these multi source meta-documents. Unless you count a TikTok embed or something.
looks like there's some limited cross application embedding support in google docs, so i'd argue you're right except for one glaring exception....
jupyter notebooks and donald knuth's literate programming dream.
duh duh dunnnnn. crash
buut. to your point, maybe there's a fable in there. existing large systems should be coupled in interface and presentation, but not necessarily in implementation!
i mean, i agree i'm with ya. links are all you really need, but you know...