The Great IoT Protocol War may have been won: Thread's 1.2 release aims at business

Meanwhile in the home, it's all Google, Amazon, Apple"

Analysis The smart home and internet-of-things market has long suffered from a plethora of protocols and standards: from X10 and ZigBee, to LightwaveRF, Z-Wave, Bluetooth, HomeKit, Weave, and Brillo. This month, however, we may finally have found a winner. Or, at least, a co-winner."