A VERY good question:
"Twitter’s potential collapse could wipe out vast records of recent human history
What happens when the world’s knowledge is held in a quasi-public square owned by a private company that could soon go out of business?"
Follow
@tchambers Actually, there are lots of twitversations that have been documented elsewhere; a whole school of journalism has arisen that is just pasting copies of tweets...
@Pjcoyle @tchambers https://blogs.loc.gov/loc/2017/12/update-on-the-twitter-archive-at-the-library-of-congress-2/