A blockchain is created on EOS.IO and 21 Producers are selected to do Delegated Proof of Stake. How are the 21 selected?
Good overview here of Delegated Proof of Stake by @dantheman but I didn't see the answer to my question
BTW, I'm planning to post short questions like this and use the tag blockchain-eli5. Please do the same and to build up a repository of quick-fire Q&A