Typewriter Video Series - Episode 147: Font Sizes and the Writing Process by [[Joe Van Cleave]]

typewriters for note making

double or 1 1/2 spacing with smaller typefaces may be more efficient for drafting documents, especially first drafts

editing on actual paper can be more useful for some

Drafting on a full sheet folded in half provides a book-like reading experience for reading/editing and provides an automatic backing sheet

typewritten (or printed) sheets may be easier to see and revise than digital formats which may hide text the way ancient scrolls did for those who read them.

Jack Kerouac used rolls of paper to provide continuous writing experience. Doesn't waste the margins of paper at the top/bottom. This may be very useful for first drafts.

JVC likes to thread rolls of paper into typewriters opposite to the original curl so as to flatten the paper out in the end.

https://www.imdb.com/title/tt0181536/quotes

In this quote from Finding Forrester (Columbia Pictures, 2000) Forrester (portrayed by Sean Connery) turns the idea that writing is thinking on its head.