It's this. You end up living with the consequences of your v1 design almost indefinitely, and that's a major tax on a team for what can sometimes be relatively

It's this. You end up living with the consequences of your v1 design almost indefinitely, and that's a major tax on a team for what can sometimes be relatively minor benefits. Even in areas like Android where you _have_ to publish APIs, etc, I've seen the regret teams can have about a standard or API that seemed like a good idea at the time but turned into a major albatross.