GoPro's latest fleet of little action bricks are fortified with several advanced features that cannot be found elsewhere in the market. The GoPro Hero 3+ Black Edition ($399.99) is the newest flagship model, replacing the GoPro Hero 3 by adding some key upgrades. Having owned the first HD Hero and Hero2, our writer Mike Perlman wanted to know if the Black Edition was worth the extra cash, so he spent some quality time testing the camera in a variety of environments.