As many of you remember it was not that long ago when nitrox was taboo in the eyes of P.A.D.I and when market share was of interest they jump ship on the "no no" platform. What this suggests is that Rebreathers have found there way into the main-stream of the dive industry, With so many RBs out in production and a handful of them to be introduced at DEMA. The way the world learns to dive maybe on rebreathers.
