Have we found the key to the smart city?
The technical side of all this will probably work just fine. The lesson from the early days of Bitcoin is that we will need to pay careful attention to the human side of the blockchain equation.
Blockchain technology is also being touted as a key enabler of the booming 'Internet of Things' which will see everything from your milk carton to your washing machine chatting behind your back. They might even spend your money. In a blockchain proof of concept, IBM rigged a Samsung W9000 washer to automatically order supplies like detergent when it runs low, and, yes, the lawyers say, if it’s your washer you will have to pay for the soap powder. Image courtesy of Samsung