How To Make Money With Blockchain, Despite The Hype In last week's article on the Blockchain Expo in London, I pointed out that many blockchain-based endeavors struggle to find a rational business model. In fact, blockchain's decentralized nature presents many entrepreneurs with a difficult choice: build a decentralized system but forego a solid revenue stream, or create a centralized business model that leads to real profits but avoids the very aspect of blockchain that makes it so disruptive.