To understand how the Internet became a medium for social life, you have to widen your view beyond networking technology and peer into the makeshift laboratories of microcomputer hobbyists of the 1970s and 1980s. That’s where many of the technical structures and cultural practices that we now recognize as social media were first developed by amateurs tinkering in their free time to build systems for computer-mediated collaboration and communication.
For years before the Internet became accessible to the general public, these pioneering computer enthusiasts chatted and exchanged files with one another using homespun “bulletin-board systems” or BBSs, which later linked a more diverse group of people and covered a wider range of interests and communities. These BBS operators blazed trails that would later be paved over in the construction of today’s information superhighway. So it takes some digging to reveal what came before.
Read more at IEEE Spectrum