I know, it's all about the battery life (about years). The ZigBee chip require only 40mA in transmit and less than 1uA on idle mode... You can't do the same wit

I know, it's all about the battery life (about years). The ZigBee chip require only 40mA in transmit and less than 1uA on idle mode... You can't do the same with a WiFi chip, ask Spark... Also, with Hub/Node there is no "association" need like entering the WPA key. It's all automatic