Some of the most intense debates over minor comic details often come from one single element of the superhero genre: Batman's costume. Yellow oval or black bat? Belt pouches or capsules? Blue and grey or all black? With as many variations as there have been on one of the most iconic looks in history, there's no shortage of things to argue about, and today, we're going to settle one of the most long-lasting debates: How long should Batman's ears be?