Private networks, a lot like corporate private intranets, may never go away but they will never be as relevant as the public internet or open chains like Ethereum.
Companies can replace top-down planning with self-organizing blockchain systems, says our columnist. Think of supply chains orchestrated by smart contracts.
Tech and financial services companies might think they have plenty of time to develop a "blockchain strategy." If history is a guide, they don't, says EY's blockchain leader.