That’s not entirely true.   The VT100 could switch modes from 80x24 to 
132x14 (the latter was pretty ugly) or with the AVO 132x24.


------ Original Message ------
From "Mary Ann Horton" <mah@mhorton.net>
To tuhs@tuhs.org
Date 12/17/23, 5:51:00 PM
Subject [TUHS] Re: Compatibility question

>The 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.
>
>
>