You do all of that already for buildouts, you're pretending like this isn't a marginal cost question when in reality it is. And I never said you would retain 1

You do all of that already for buildouts, you're pretending like this isn't a marginal cost question when in reality it is. And I never said you would retain 100% of the space exactly as it is in an open plan, I said it is not wildly more expensive when you're already building out the floor.