Tap water's going gourmet as more and more people are going green and rejecting bottled water. AT reader Art shared this recent Wall Street Journal article with us: Latest Gourmet Offering: Tap Water. It quotes restauranteers estimating annual losses of 15 to $20,000 due to the drop in sales of bottled water. As an answer, restaurants are cooking up tap water offerings like house-made seltzer and Japanese charcoal-filtering in French presses. Be sure to check out AT's recent related post: AT On: Bottled Water.