How did bulletin board systems, chat rooms, and USENET newsgroups support early online socializing?

Bulletin board systems (BBSs), chat rooms, and USENET newsgroups were foundational in establishing early online social interaction by allowing geographically separated individuals to connect based on shared interests rather than physical location.12

• Bulletin Board Systems (BBSs): Platforms like the WELL functioned as early electronic communities organized around specific forums, such as parenting or music. They fostered a sense of belonging and mutual support, enabling members to share resources and comfort one another during personal crises. These systems often utilized moderators to focus discussions and maintain community standards.1
• Chat Rooms: These virtual spaces enabled real-time, informal communication. Early iterations like Talkomatic and Multi-User Dungeons (MUDs) initially focused on group discussion and gaming, while later services like Internet Relay Chat (IRC) facilitated broader information exchange and global communication, even during media blackouts.3
• USENET Newsgroups: USENET provided a vast network of subject-specific discussion groups where users could post and read articles. It allowed for large-scale, many-to-many communication, serving as a precursor to modern social media by enabling users to congregate around niche or taboo topics in alternative newsgroups.45

Together, these technologies shifted social behavior toward "networked individualism," where individuals maintain diverse, partial communities through digital ties.2