If you're a developer and you've been on the fence about developing for the iPhone, iPhone App Entrepreneur has a nice set of charts showcasing the kind of money you can make if your app becomes popular.

In case you didn't know, Apple has a 70/30 split for all transactions made through the iTunes app store. Apple gets 30% of the proceeds and the developer gets 70%. It's not until you look at the actual numbers on the charts that you realize, "Maybe writing code all day isn't such a bad gig."

Now if you'll excuse us, we'll be at the library learning about Objective C.