By that logic why do people buy iPhones? They can wait another year and get the same model cheaper or get a much better one for the same price. The iPhone 6 ju

By that logic why do people buy iPhones? They can wait another year and get the same model cheaper or get a much better one for the same price. The iPhone 6 just had record sales so empirically there are other factors for consumer purchases that are stronger than the "waiting for items to be cheaper" factor.