Is the New iPhone 3GS Worth All the Hype?

Jun 19, 2009, Apple released a new version of iPhone. It seems that yesterday the iPhone 3G was released. I stayed with my original version using the "edge" network, because they do not want to pay $ 240 in addition to the price of the phone. I wonder how the estimated $ 240? When multiplied by an additional $ 10 you pay above the current rate of $ 20 per month for 24 months (2 year contract),