When is a Burgundy – or even a Budweiser – a Merlot? No, I haven’t been peering too deeply into my cups. Quite the contrary: I’m facing the same dilemma comparative wine tasters all over the world are facing. For solutions to this global wine-taster’s dilemma, and tonight’s riddle, join me in Good to the Last Drop. It may be the last time you’ll ever judge a wine by its cover.