Immutable Information in a Distributed System

When you have a piece of data that has an identifier, this is the thing i want, ok? Then out of that, it becomes in able image, because it can't change. The advantages of immutable information are huge in a distributed system. But what that means is i don't have to track down every copy to do something. I do not need to worry about correct up date. So now, how do i update? Think about your bank book and the debits and the credits that get added to your bank book. Your checking account has the beginning of the months statement and the changes that have occurred since then that have landed at the bank. And so we're interpreting everything as