I am trying to figure out what people are using these days. It's hard to put this in poll format, while covering all possible solutions, but I will give it a shot. This poll is about the protocol you primarily rely on, so if you have 100 Insteon devices, and 99 X10 devices, I am only interested in the Insteon setup 
If you rely on another technology, not listed, feel free to mention your experiences in a post. Thanks!

If you rely on another technology, not listed, feel free to mention your experiences in a post. Thanks!