As much as the public loves football, football fatigue sets in after the Super Bowl. To the extent people that still maintain a football fix, the lead-up to the draft fills that. Basketball owns March. Then, NBA and NHL playoffs start, baseball is also kicking in. There just isn't any craving for minor league football in Spring with other things going on. We all clamor for that as the Summer drones on, but right now, there just isn't interest in watching knock-off football, don't think there ever will be.