The NBA lockout has me in the cuckoo’s nest, but boy have I been enjoying the first couple nights of the 2011-12 season. You couldn’t have asked for a better Opening Night doubleheader Tuesday on TNT, when the Bulls visited the defending champion Mavs, followed by the shootout between young gun Kevin Durant and old hand Kobe Bryant. On Wednesday, we got a taste of the resuscitated rivalry between the Knicks and Heat, which only figures to get better over the next couple of