Post-up shots are extremely inefficient shots. Defenses have long strategized how to defend the post: bringing double teams on the catch, on the bounce, from the baseline, etc. The additional defensive attention has made it difficult for bigs to score easily.
The Impact of Free Throw Practice
the impact of practice on free throw performance, I asked coaches how many free throws their players shot, on average, throughout the year. The consensus among the coaches is that players shoot substantially more free throws on a typical day during the season than they do on a typical day...