It amuses and makes me jealous in equal meassures, I must admit. That must be so nice to walk around the place and take notes. And the weather at the moment is the perfect 'enless summer' type whether they have on the show - actually, they are shooting season 2 at the moment - did you see any evidence of that? Though I guess most of the interior shots are done all over the country, and only the external shoots in Grantchester.