Don't be afraid of the dark - the dark spirits, that is. Oh, vodka and gin have their place, but whiskey, rum, Scotch, bourbon, rye, and their kind are so much deeper and more complicated; they make white spirits pale by comparison. Time was, these brown liquors were relegated to serious (or dare we say sober?) solo sipping or perhaps the occasional old-fashioned mixture like, well, the Old Fashioned. But a cocktail renaissance has brought dark spirits...