Publishing: Illustrating ideas

He drew the reading public to better literature by ordering attractive art to accompany the printed work.

‒ About John Bell, https://en.wikipedia.org/wiki/John_Bell_(publisher)

create beautiful diagrams just by typing mathematical notation in plain text

-- Penrose.ink

Different things should look different and things that look different should be different.

https://news.ycombinator.com/item?id=38482486