If you're like us, you have an iPhone. This means two things: 1.) You are very cool, and B.) You can now use your iPhone to access SEPTA Regional Rail schedules via iSepta! iSepta is an application that lets iPhone users check train schedules, plan their trips, and perform a few other sundry SEPTA tasks, all via their iPhone. (Geek alert! Actually it's a "web application" or "web app," in that it is not a......