He can speak for himself but I don't think that had anything to do with it. It was that he wanted to guarantee himself a payoff.
If he wasn't on the "sharp side", why would he have had to pay -135 for his over number at Pinnacle but only -105 for the under at kickoff?
Sharp side is all about what number you bet something at.
Ten CBB games come across Don Best as steam plays and a guy bets everyone before the number moves. That guy will soon have his account closed. Another guy bets everyone of those steam bets after they move a full point. Guy #2 will be allowed to bet forever. Tells you all you need to know