Cam Thomas may have absolutely destroyed Jonathan Kuminga's remaining leverage

Cleveland Cavaliers v Golden State Warriors | Lachlan Cunningham/GettyImagesAs the Golden State Warriors have attempted to negotiate with restricted free agent Jonathan Kuminga this offseason, the biggest danger to the organization has always come in the form of Kuminga's qualifying offer.

Were the young forward to accept it, he would guarantee himself unrestricted free agency next offseason, but, now that Cam Thomas of the Brooklyn Nets has taken his, the market next offseason may become even more crowded, lessening Kuminga's chances of finding the massive deal he desires.

Throughout the negotiation process, Kuminga has largely held firm to his stance that he is worth a $30 million annual…