Who is the quick-service chain really competing against in the morning? Its statistics compare its sales with the milkshake sales of competing chains. But in the customers’ minds, the morning milkshake competes against boredom, bagels, bananas, doughnuts, instant breakfast drinks, and possibly coffee. In the evening, milkshakes compete against cookies, ice cream, and promised purchases in the future that parents hope their children won’t remember.