In 2001, while Kevin Garnett and Kobe Bryant were thriving, four high school players were taken in the top eight picks of the draft. Kwame Brown became the first prep-to-pros star to go No. 1. Within four years, the NBA banned drafting 18-year-olds. The NBA is always changing, and teams constantly copy each other until, without fail, there's saturation. Today's trend frequently becomes tomorrow's ...