The following is a guest post from Bob Madill, owner of Sheldrake Point Vineyards and Chair of the Finger Lakes Wine Alliance, who recently attended Copia's RieslingFest 2008. Nothing like picking a few Finger Lakes rieslings to showcase in Napa, California at Copia. What a novel idea. A Riesling festival in the heart of Cab land. So on behalf of the Finger Lakes Wine Alliance (FLWA) country mouse traveled to Napa lugging cases of wine to pour at RieslingFest on October 19, 2008. Ten dry Rieslings from 2007 and all awarded a Wine Spectator score of 84+. Copia, the "non-profit…