​Bookworms unite! A new Facebook group "People for a library-themed Ben & Jerry's flavor!" boasts more than 6,400 members. Among those who want to see book-inspired ice cream flavors, the top entries so far are the "Gooey Decimal System" (dark fudge alphabet letters with caramel swirls in hazelnut ice cream), "In the Stacks" (butter pecan with fudge swirl), and "Library Loan Shark" (butter rum with little butter-flavored sharks). The New Yorker has come up with several flavors to add to th