Matt Yglesias makes the point in splendid fashion:
Exactly.We should let a thousand flowers bloom and then kill 20-30 percent of them if they turn out to look ugly.
Logically, mind you, this is how we might approach other policy questions. In Britain, that might mean welcoming regional variation in the NHS (Oh noes! Not the Postcode Lottery!) and treating that as a feature, not a bug. Then we could learn from each other and see what works best in any given set of circumstances. Centrifugal* forces are your friend, not the enemy.
*Typo corrected.

Britain’s best politics newsletters
You get two free articles each week when you sign up to The Spectator’s emails.
Already a subscriber? Log in
Comments
Join the debate, free for a month
Be part of the conversation with other Spectator readers by getting your first month free.
UNLOCK ACCESS Try a month freeAlready a subscriber? Log in