We've been known to strap on a few GoPro cameras in our day, but our efforts are merely amateur in comparison to this guy, who we can only presume is about to perform a stunt so extreme that no less than seven GoPro cams (and a DSLR) are required to capture it. Don: "GoPro Hero." Darren: "Amateurs gonna hate." Billy: "I see your 3D and raise you another 5D. 8D is where it's at." Jon: "I'm so liveblogging this. And Instagramming this. And" Brian: "Someone take a pi