M2MAPPS: Sigfox has employed license-free spectrum to create a cellular network that is dedicated to M2M and the IoT. The obvious question is why? What is wrong with cellular technology?

THOMAS NICHOLLS: I’d like to start with a reminder that M2M and IoT applications come in numerous sizes and shapes. Those that need relatively high data rates work well with existing connectivity technologies, but many others only need to exchange small messages every so often. (more…)