Ethan Blanton on Nostr: what do you do if you reach the end of the line and there's no newline? I think that ...
what do you do if you reach the end of the line and there's no newline? I think that answers this question, too - and there's more than one reasonable answer, but I think auto-generating a cr/lf before column 81 is what I would go for. That puts the next tab stop at the first stop of the next line.