Considering the advancements in athletic wear, is it possible that the differences between high-end running shorts like Nike Tempo and Under Armour Launch are negligible, and that personal preference plays a much larger role in determining the best option for individual runners? Do the unique features of each brand, such as Nikes Dri-FIT technology and Under Armours four-way stretch material, truly provide a significant advantage in terms of comfort and performance, or are they simply marketing gimmicks? Are there other factors, such as fit, style, and durability, that should be given more weight when choosing between these two popular options?