Who knows what a BBS was?

Do you know that the first online digital art was created by "ASCII crews" on the early "Bulletin board systems"? These artists created ASCII graffiti which grew into feverish competitions btwn crews. This was during the same timeframe of the IRL graffiti movements coming out of NYC. some of these works are amazing. here is a doc of the movement; https://youtu.be/nO5vjmDFZaI?si=...