Jeff and I had a great time this week, getting all outraged at the short-sighted move by the Tennessee Senate to ban dedicated lanes for transit, and high and mighty about cities that devote too much space to surface parking at the expense of just about everything else. And then we treat ourselves to a fun conversation about the origin of the American playground — and whether the entire city should be the playground.

We think you’ll enjoy this one.

Meanwhile, have you subscribed to the Talking Headways podcast on iTunes yet? Well, why the hell not? While you’re at it, you know we’d love a little bit of listener feedback. Oh, you can also follow the RSS feed. And we always enjoy your comments, below.