https://bitcointalk.org/index.php?topic=978088.msg10756505 https://www.reddit.com/r/Bitcoin/comments/2yvy6b/a_regulatory_compliance_service_is_sybil/ http://yro.slashdot.org/story/15/03/13/1325243/ibm-reported-to-be-developing-blockchain-based-currency-transaction-system