We left the 2014 Mobile World Congress with an unmistakable feeling that for the telecoms industry, the long-heralded future has arrived and "that was then, this is now." That was services, this is apps. That was voice, this is data. That was phones, this is smart devices, "wearables," connected vehicles and people and much more. That was stability, this is highly disruptive innovation. That was steady, assured revenue and established business models, this is…?