Mike Bloomberg did no favors for his friend Mr. Doctoroff who left his role as CEO rather than succumb to political pressure from insiders imbued with power from Bloomberg. This pressure was apparently enough to thwart any changes that Doctoroff attempted. Trends like this follow most founder returns. And this one hits pretty close to home.
Cook at Apple is much better off (and performance shows). No one around to second guess him. No wonder he is smiling.