We’re into the second year of our partnership with Joe and Lou Holyman, the wonderful Tamar Valley complement to the Derwent Valley wines of Stefano Lubiana. For this pretty much one-couple show – Joe has a part-timer helping in the vineyard, but that’s it – it’s become a multi-faceted release, albeit with most of the wines appearing in minuscule quantities. There’s a range of vintages on show, too. Long, cool 2017 will go down as one of the great harvests, Joe reckons. Slighter warmer ’18,…