Readme silly fix

README.md

 "A digital Affair" by Neora Shem Shaul.
 
 It is run as a console app, and emulates slow typing like a chat over a modem in 1993.
-For best results, run on a green on white terminal, with a large and archaic monospace font (see screenshot below for inspiration).
+For best results, run on a green on black terminal, with a large and archaic monospace font (see screenshot below for inspiration).
 
 
 #### Setup