The CJ McCollum and Kevin Durant "feud" sure made for a fun night of Twitter, but it's not as serious as many media outlets make it out to be. Elite level athletes are passionate about their craft and that's all your seeing. There's no "feud" or "beef." It's just two competitive dudes who happen to compete for the same end goal.
If Fizdale is given the full four years of his contract, I believe a championship is possible. A young roster paired with future cap room is a recipe for success for Fizdale and the Knicks.