I didn’t realize I’d gotten old. This trip to Houston last week has really slowed me down. I don’t know why. I think I just stayed up too late most nights, ate too much hotel food, didn’t get enough exercise, etc. I got home Sunday and have felt like a zombie ever since. Tired. Stiff. Unproductive. Sorry I haven’t been updating the blog but I’m just trying to recover from being away from home for 6 days. I used to be a lot tougher than this …