There's a unique subset of whisky collectors who spend their spare time scouring obscure liquor stores for vintage bottles. In some cases, the distillers no longer exist or the brands have been sold to their current owners, but in some cases, it's possible to find vintage editions of today's classic whiskies. Aaron Goldfarb has been chronicling so-called "dusty hunters," and his new book "Dusty Booze" will be published on March 5th. He'll join us on this week's WhiskyCast In-Depth. In the news, U.S. spirits sales were flat in 2023, with concerning drops for Irish whiskies and Single Malt Scotches in particular. We'll have the details, along with a new report showing Kentucky Bourbon generates $9 billion a year in economic impact for the Commonwealth.