It's just a lot more difficult when you have state and a World to preserve. You need to build the migration from the old to the new from early on. Hard to say i

It's just a lot more difficult when you have state and a World to preserve. You need to build the migration from the old to the new from early on. Hard to say if it is the largest factor to consider. It's very rare to see a company do a reason other than they are being forced to do it.