A clever distillation of America’s favorite libation, by theNew York Times best-selling authors ofThe Essential Scratch & Sniff Guide to Becoming a Wine Expert Whiskey fever is sweeping the nation. Every day, craft distilleries are popping up in remote counties and urban centers, offering a wealth of great choices to consumers—and just as many puzzlements. Does the introduction of a simple “e” to go from whisky to whiskey mean anything? What’s the difference between Scotch an