Many moons ago, I told you that blockchain was a passing fad, and that the only meaningful use of blockchain technology was cryptocurrency (a la Bitcoin). Over 4 years later, my prediction turned out to be true. But this is not an "I told you so post." Rather, it's a warning. Cyptocurrencies have exploded in …

Whenever a tech fad comes to an end, it becomes so obvious why it failed. Yet during the hype, it’s easy to miss the problems lurking just below the surface. I want to explore some of the problems I see with public blockchain and why I think it’s not going to live up to the hype. Blockchain can’t track real things …