‘Wi-Fi first’ has become a fashionable discussion point for many operators ‘ could the normal order of events be reversed and licensed cellcos direct most of their customers first onto Wi-Fi, with its free spectrum and relatively low cost per Gbyte, and keep their precious LTE networks for premium quality services, and to provide ubiquitous access? This reverses the usual idea of Wi-Fi offload ‘ keep most traffic on the main network and push the most greedy or low value users off. It has gained high profile because of several MVNOs, mainly in the US, which run most of their traffic over Wi-Fi in order to reduce their bills to their host cellco (Republic Wireless is one example); and also…