Based on... stories you've heard?
Tool or not, the site and radio show are very entertaining and informative. On the radio show this week alone: Andrews Wiggins coach, Nerlens Noel, Neal Brown and Julius Mays. Pretty cool.
Could he help himself more by coming back to college or by going ahead and getting in the pros? He will have a lot of adjusting to do at the next level and may be best served playing against those guys starting now. I think you could argue it either way.