I barely used my Touch on the bus, and I swear I'd
the thing if I could. Just checking my e-mail, using ESPN ScoreCenter, Facebook, the Map app, and the Weather Channel app--not to mention launching the Safari browser to post here--made it worth it. I haven't even tried a game yet, but I'm writing all these suggestions down.
I did use an app called FreeWiFi which tells you of the WiFi spots around your current location, in case you have a Touch and not a Phone and want to know where the next place is that you can mooch off of.