It used to be that when you needed sporting goods, apparel or footwear, you would go to your nearest sporting goods store and browse its inventory before deciding what you wanted. Today it's different. Companies like Nike (NYSE: NKE ) and Under Armour (NYSE: UA ) have such strong brands and loyalty that customers already know what they want. The end result is that they can buy directly from Nike or Under Armour without having to go to their local sporting goods store. This trend is bad news for companies like #$%$ Sporting Goods (NYSE: DKS ) .