I have always liked the idea of being able to control my layout from anywhere in the room. As technology has changed over the years I have implemented this capability in various forms.
First there was a PDA version (2005) that worked very well, but the hardware became redundant.
I then redid it using HTTP so it could be controlled from any browser. This works pretty well but I never got around to making the images update without doing a full screen refresh. I also added the capability to control things by voice, but that is not conducive to cab control.
Now that I have found ESP8266 and Blynk technology I have implemented a third system that runs on Android or iOS which I present here.
There are 6 tabs in the app and the most interesting tab is of course: