Bulletin Board Systems were early online communities accessible via dial-up modems where users could post messages, download files, and participate in discussions organized by topics…
Usenet was a distributed discussion network established in 1980 that organized conversations into hierarchical newsgroups, allowing users worldwide to post and read messages on thousands…
ICQ ("I Seek You") was an instant messaging service launched in 1996 by Israeli company Mirabilis that pioneered many features now standard in digital communication,…