Sounds like he was pushed out.
Sounds to me like he knows that they're going to be toast for a couple of years. They're pretty maxxed out, money-wise, and don't have much by way of talent ready to go.
With Houston looking crappy for the forseeable future, it's looking like a reversal in the NL Central.
Teams like Milwaukee and our Reds suddenly have much better prospects for the playoffs with teams like the Cards and Astros headed toward the dumpster.
The Pirates shall always suck.
The Cubs are one year away from being overpaid and bloated; their new owners are going to be saddled with so much debt that there's no way they add payroll.