I had a take on this same thing a number of years ago. Much simpler, but the idea was just to see it at a glance. https://miniatureape.github.io/sprezzatura/
replyyeah the idea is not new at all:
replyhttps://news.ycombinator.com/item?id=557191
I can't believe etherpad lost this item...
edit: oh, I found the one I was looking for: https://byronm.com/13sentences.html