Picking up after their podcast on the future of identity, Jon gets into blockchain with noted enterprise blockchain critic Steve Wilson. Live from Constellation Connected Enterprise 2019, Jon and Steve talk about the peak of blockchain hype in 2016, and how his views have evolved since his notorious 2016 post, Blockchain: almost everything you read is wrong. The guys cover the issues with enterprise blockchains, from industry use cases to immutability to the viability of consensus. Jon also pulls Steve into settling a diginomica reader controversy over his views. Finally, Steve explains why he is skeptical about blockchain for IoT security. He also shares the blockchain use cases he *does* like.