As you can see from the screen grab on the right, Google UK is now showing what country some sites are hosted in alongside the URL. You can see “United States” next to the mashable entry on the screen grab. What does it mean? Frankly I have no idea… AS far as I can tell it’s not related to Caffeine as performing the same search on a Caffeine Powered (Caf Pow?) datacentre produces different results and no country codes.