Blockchain is being touted these days as a revolutionary way of maintaining global supply chains. Is it living up to that promise? When it comes to the deployment of blockchain in the supply chain, or anywhere else for that matter, these are still early days. The technology shows promise, but is far from fulfilling its touted role as an indelible system of record for transactions among supply-chain partners. Most companies are still just in the "tire-kicking phase," says Chris Kirchner, chief executive officer and co-founder of Slync, provider of a blockchain platform for the supply chain. On this episode, he talks about the prospects for blockchain, as well as what's holding it back from full adoption. There are issues of standards, cost and complexity yet to be addressed. And what's the deal with cryptocurrencies? Are they inextricably linked to blockchain, for better or worse?