Superzoom cameras are typically point and shoots coupling powerful lenses with weak sensors, so Sony’s new RX10 ($1,300) has just jumped ahead of the pack. While it may look like a DSLR, it’s slightly smaller, and doesn’t allow for interchangeable lenses. For the relatively high price, you get the impressive 20.2-megapixel sensor Sony used in the RX100-II camera, enabling superior color accuracy and low-light shots, plus plenty of…