Is there any doubt Knute Rockne would barely recognize the game of football if he somehow materialized into the stands of a Monday Night Football game in 2012? Change is an inevitable part of life, and sports are not immune to evolving with culture, economies and technological progress.
While there are some elements of individual sports that transcend the span of time, few people would truly want a return to the era of the single wing or hockey without helmets. It's really no different than medicine; physicians don't treat pneumonia by draining the patient's blood, because we know that is a terrible idea.
So, as 2012 comes to close—when it feels like the major sports have reached a high-water mark, best illustrated by Chip Kelly's cutting-edge offense—I look ahead to those milestones that will make sports even better.
These are the future developments we can look forward to in sports.