Significance: Smartphones are causing a rising tide of outages on mobile networks, not just because of the volume of data and signalling traffic they drive, but because many apps are not designed to use wireless resources efficiently. The beleaguered carriers are calling for more cooperation from Google, Apple and others to make their platforms more forgiving of mobile networks, and to help them plan for future traffic spikes, But even as DoCoMo added its voice to the demands, it admitted its main remedy would have to be increased investment in network capacity. To keep the spending on LTE expansion under control, cellcos are increasingly turning to Wi-Fi and small cell offload, both indoors and outdoors. But in doing so, they…