> and then release the key to select parties. Don't do this; it has all the same problems of just giving the data to select parties directly. Instead use http

> and then release the key to select parties. Don't do this; it has all the same problems of just giving the data to select parties directly. Instead use http://www.gwern.net/Self-decrypting-files http://www.gwern.net/Self-decrypting-files and post that to the blockchain. This ensures that anyone can access the data without depending on a trusted third party, but the data will already be irrevocably committed by the time anyone realizes that they want to censor it. Then publish the decryption key for convenience; if that get censored, it's merely mildly annoying.