“Eager to attract digitally savvy patrons and capitalize on the growing popularity of electronic readers, public libraries across the country are expanding collections of books that reside on servers rather than shelves… ‘As young people become used to reading virtually everything online,’said Paul LeClerc, president of the New York Public Library, “that is going to propel a change in terms of readership of e-books rather than readership of physical books.”  More in NY Times