Mike Orcutt: Blockchain boosters love to compare the technology to the early days of the internet. Blockchains, it’s often said, will open the door to a new global financial system that works like the internet, except instead of moving around little packets of information, it moves money. But there’s a big problem with all that: at the moment, blockchains don’t talk to each other.
Be sure to also check out this in-depth paper by Thomas Hardjono, Alexander Lipton, and Alex “Sandy” Pentland. It discusses a design philosophy for interoperable blockchain systems, using the design philosophy of the Internet architecture as the basis to identify key design principles.