[franky47]

RFCs were originally formatted as plain-text, and render well on most browsers (as long as the viewport width can fit 70 characters).

The first time I inspected one in a modern browser devtools, I was confused: "where's the HTML? How do they do this layout?". It's done with spaces, same way as you would with a typewriter.

https://www.rfc-editor.org/rfc/rfc2324.txt

[eviks]

They don't render well even outside of the huge smartphone use case because they lack trivial formatting present even in the old printed medium (and even typewriters were richer, could retype the same char on the same spot to make it stand out or use underlines)

[ikari_pl]

You can totally add some invisible tags for semantics.

What I love about these documents is how beautiful, clean and readable they are. How do do it myself, I don't know, but would love to