Note that there are still some issues with the profile. It doesn't currently page any content so it will only fetch the first set of saved/commented/posted content. Hopefully next release I have that working!
No kidding. You aren't making friends sitting in a car in traffic. If anything you're probably more likely to road rage and be more stressed and angry.
Walking also just makes me feel better when I get a chance.
Did you try the link in the post?