You know there's a new gadget hitting the market when all sorts of sites, all over the Internet, start releasing reviews. And, sure enough, the HTC EVO 4G is no exception. The legendary Walter Mossberg has had his hands on the 3G/WiMax handset for about a week now, and his review reflects his tests with the device in two different cities. However, while he does a good job of outlining why people would want the phone, he seems to focus on one thing, and one thing only: the battery.