Two former champs – the Nuggets and the Warriors – are banking on their veteran cage IQ to bring them to the next stage. The defending champs Celtics, on the other hand, are not (yet) showing any championship smarts in their series. This is a golden opportunity for the upstarts in the playoffs to learn, albeit on the fly, if they are to compete for the bigger battles ahead. Indeed, the playoff duels are a different set of games. And it will take more than just raw talent, physical strength and youthful exuberance to make it to the top.