On Sun, Dec 17, 2023, 4:00 PM Ron Natalie <ron@ronnatalie.com> wrote:That’s not entirely true. The VT100 could switch modes from 80x24 to 132x14 (the latter was pretty ugly) or with the AVO 132x24.I recall some VMS programs in v3.2 misbehaving when run in 132x24 mode...Warner------ Original Message ------From "Mary Ann Horton" <mah@mhorton.net>Date 12/17/23, 5:51:00 PMSubject [TUHS] Re: Compatibility questionThe concept of a resizable window didn't appear until GUI interfaces. Originally the hardware terminal had one specific size and vi depended on the screen being that exact size. I suspect that SVr2 was in that category, as the Sun merger of SVr4 would have been the reason to incorporate it. So try a 24x80 window and see if it behaves.