I think we're mixing terminology. There's a difference between distributed and decentralized. You can have a distributed blockchain, while still being contro

I think we're mixing terminology. There's a difference between distributed and decentralized. You can have a distributed blockchain, while still being controlled by a central authority (i.e. not decentralized). That's pretty much Ripple, and it still has many of the advantages of blockchain technology: distributed/quick settlement, highly secure, highly available, etc...