I managed to slow our rapid rise, though whether it was actually anything I did or the sheer weight of my additional equipment and the fact I was literally carrying weights in my BCD that kept us from rocketing all the way to the top. I knew we were still rising too fast, panting into my mouthpiece, going lightheaded when my oxygen intake bottomed out from rising panic. It took every ounce of internal fortitude I still possessed to force my breathing down to a more normal intake, ...