"He can certainly keep developing and become a major league baseball superstar. But based upon the stats that Bryce Harper put up in the minor leagues in 2011, he is not going to be a superstar in the major leagues."
(1) he CAN become a major league baseball superstar.
(2) he is NOT GOING TO be a superstar in the major leagues.
This is just plain sloppy writing and poisons the rest of the piece.