The HTC EVO 4G will be the first phone in the U.S. to take advantage of Sprint’s 4G cellular network, up to 10 times faster than current 3G speeds. The Android handset will also be one of the most powerful “superphones” to hit the U.S. market when it launches on June 4. We had a chance to go hands-on with the device and get a demo of the phone’s hardware and software, which includes the HTC Sense user experience on top of the typical Android UI. Google ( ) , Qik and other application developers have stepped in to develop versions of their apps customized for the HTC EVO 4G experience, including a YouTube ( ) client that will auto-detect your connection speed and serve up content in high-definition when on a 4G or fast 3G connection. The Qik application takes advantage of the phone’s two cameras — one 8-megapixel and one front-facing 1.3-megapixel — to provide on-the-go videoconferencing support. Sprint told us the HTC EVO 4G so far has garnered “the highest interest...