We used the PAN Network. Hayes Modems at 300 then 1200 baud.
“The Random feature is a very simple, very brilliant idea which is incredibly usefull, not just for breaking sound habits, but also for giving you completely new ideas.”–Douglas Adams (Hitchikers Guide to Galaxy). Talking about Prophet-VS.
Note I wrote one for the T8 first. Later, Opcode made it a standard featureof their editors.