College sports’ name, image and likeness landscape took on a grenade Thursday night when Miami guard Isaiah Wong’s NCAA-approved agent went on record to make a threat, the likes of which had never been said on the record in college sports history. “If Isaiah and his family don’t feel that the NIL number meets their expectations they will be entering the transfer portal tomorrow, while maintaining his eligibility in the NBA draft and going through the draft process,” Wong’s agent, Adam Papas, told ESPN. In other words: Pay up or we’re out. What took so long? Athletic directors and coaches have been griping, mostly privately, that something like this was…