What did computers without screens do?

[Chuck Guzis]

On 12/17/2015 09:58 AM, Diane Bruce wrote:

> Old thread, but I remember writing a tic-tac-toe program for the
> 1401 using the sense switches and lights. Does that count as a
> display less computer?


Certainly, it counts as not having a "screen", which is the topic.  And 
then, I wonder if the intended topic really is "screen graphic 
capability".  After all, a "glass tty" isn't all that much different 
from a paper tty.

--Chuck