Blockchain Technology may cause the next disruption in book-selling and "Put Authors At Center of Publishing Universe". Blockchain, the underpinnings of the bitcoin launched in 2009, "is a decentralized ledger of all transactions across a peer-to-peer network.  Using this technology, participants can confirm transactions without a central authority.  Potential applications include fund transfers, settling trades, voting and many other uses. " Source:  PwC (see the infographic)