Steem is used for content delivery on the Internet. Its users can post and comment and vote for or against them. Steem has a token inflation going on. 65% of all new tokens are distributed to users who post and comment or vote on them. 10% of the new tokens are delivered to the so-called witnesses that run the servers that are the nodes of the network, 10% of the new tokens are delivered to accepted proposals to do useful work for the ecosystem through the Steem system .DAO, 15% is awarded to those who own Steem Power, which is STEEM turned into a non-transferable token that gives the user voting power on rewards, witness picks, and DAO proposals. Upvoters and content creators split content rewards 50/50. Voting on content rewards is based on ownership of Steem Power, called participation.
Steem is useful for maintaining freedom of speech because it is very difficult to remove something from a blockchain. It requires creating a new chain without the unwanted transaction by replaying ALL transactions from the time that transaction occurred. That requires the chain to stop. Replaying all transactions can take days.
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