As Satoshi Nakamoto noted: "The nature of Bitcoin is such that once version 0.1 was released, the core design was set in stone for the rest of its lifetime." I

As Satoshi Nakamoto noted: "The nature of Bitcoin is such that once version 0.1 was released, the core design was set in stone for the rest of its lifetime." I can imagine Dorsey wants to strive for the same thing: build a protocol in such a way that it becomes very difficult to change key aspects of the system.