You're Out: 20 Things That Became Obsolete This Decade (PHOTOS)#s210848#s210848

You're Out: 20 Things That Became Obsolete This Decade (PHOTOS)#s210848#s210848: "Publishing industry insider Mike Shatzkin predicts, 'what brick-and-mortar booksellers will experience in the first six months of 2011 will be the most difficult time they've ever seen' and, as HuffPostBooks wrote here, the pace of bookstore closings is increasing."