also about battery life.. It is all of the 10 hours that it says it does because I've used mine a lot today and I'm at 45% still. One thing to read about charging is this article though
http://www.americanconsumernews.com/...sdaq-aapl.html
It seems that your average usb port is going to take a lot longer to charge the battery so you might want to just plug it into the wall if you are in a hurry