And /orders uses an old data layer in a way that is incompatible with the new one, so the team can't deprecate the internal DB abstractions. And they can't intr

And /orders uses an old data layer in a way that is incompatible with the new one, so the team can't deprecate the internal DB abstractions. And they can't introduce a new caching layer without making it work across the new and old abstractions. Etc, etc.