Steve just found out his IRIS home hub service is being discontinued at the end of March. So what should he get to replace it? Leo says that the wide variety of competing standards has created a kind of house of cards where one platform goes out of business, leaving users to look elsewhere. If there was a standard protocol, that wouldn't happen. Leo says that Samsung SmartThings may work with his existing products because they use Zigbee and Z-Wave protocols. Google is a big player but can tire and kill off services. Leo recommends going with Samsung SmartThings. Amazon is also a contender to watch in this space.