1980 Milestone Bulletin Board System (BBS) emerges as one of the earliest known forms of social media, and remains popular and under development until the late 1990s.[8] (21 h 41 min, 31 déc. 1979 ans – 2 h 1 min, 11 mars 1980 ans)
Ajouté au bande de temps:
Date:
21 h 41 min, 31 déc. 1979 ans
2 h 1 min, 11 mars 1980 ans
~ 2 months and 12 days