Meet Ubi, the tiny voice-activated computer that wants to control your smart home

While it's small enough to be an oversized wall wart, the Ubi is far more interesting for what it can do. Plug this tiny computer into an AC outlet, connect it to your Wi-Fi network, and you gain the ability to control many of your home-control systems--lighting, thermostat, music-streaming services, and so on--using nothing more than voice commands. Its developer says Ubi can do other things, too, including sending text messages, adding appointments and reminders to your calendar, and answering...