AI can do a lot of things. Planning a summer calendar full of fitness, fun and live music turns out to be one of them. Fourth of July has a way of sneaking up and then passing before you've done anything you actually planned to do with summer. The season arrives with genuine promise: longer days, outdoor concerts, festivals, the vague sense that this is the year you'll actually make use of it. And then Labor Day shows up. What are you doing between then and now? This year, I decided...