It seems like there is a great need in the world for an anonymous message board (like reddit, HN, etc.) build on a blockchain that prevents it from being shut down. A sort of communications protocol for people to use without fear of moderation or limitation of free speech, other than the downvotes of the other users.
There's Steemit:<p><a href="https://cointelegraph.com/news/blockchain-social-platform-steemit-takes-advantage-of-reddits-heavy-censorship" rel="nofollow">https://cointelegraph.com/news/blockchain-social-platform-st...</a><p>Though I didn't try it yet as they closed registration for a while (there was a hack).
Is blockchain really necessary? Isn't <a href="http://voat.co" rel="nofollow">http://voat.co</a> trying to be the much more libertarian alternative to reddit?