One such IoT devotee is [Sasa Karanovic], who writes in to tell us about his very impressive custom IoT LED dimmer based on the ESP8266 ... the Arduino code he’s running on the ESP.

If you already have a ton of smart home devices and you're wondering what to do next, I recommend picking up an ESP8266.

Sure, the code could be used to drive an IR LED attached to the ESP8266 ... With a simple web-interface running on the ESP8266, they can control the AVR 2308 from a smartphone’s browser ...