Couple this news with this: https://news.ycombinator.com/item?id=26804977 . We need not only decentralization and "openness". We need independence. People should be held accountable by lies and defamation they eventually spread but the possibility of publishing information or "personal media" should not be arbitrarily controlled by any government, company or market.
Edit: replaced "Punishment for crimes like hate speech should be enforced" by "People should be held accountable by lies and defamation they eventually spread"
Edit: replaced "Punishment for crimes like hate speech should be enforced" by "People should be held accountable by lies and defamation they eventually spread"