How much tangible difference a manager makes on a baseball team over 162 games has never been quite nailed down. It’s generally thought the best ones might only add a couple wins, and a truly bad one might only take away a couple wins. Most are just there, which is kind of why front offices stopped really caring about hiring names. But what we might be answering for the first time this season is what happens to a team when you replace a manager who was asleep most of the time? It worked in A League of Their Own! Though that was just that manager waking up and paying attention. That wasn’t an option for the Chicago White Sox and Tony La Russa, given that he’s 143 years old. So the Sox replaced him completely with Pedro Grifol, formerly the bench coach of the Kansas City Royals. What…