Every great band has shit songs. It's mystifying - you would think greatness would be like a tap, you could just turn it on and out it comes. You would think also that being in such proximity to greatness - having produced it - the group or artist would have the ability to distinguish achieved genius from slack shite. But no, apparently not! It's not even like they sheepishly poop it out hoping we won't notice or will forgive them. They often seem genuinely deceived as to what their own great material is. Viz, Morrissey and Marr's belief that Strangeways,...