Agreed. I can point to the Solving Exec Binding Problems thread as another one. I’m going to convert that to a wiki right now. Honestly, I’m pretty weak with Exec too. I only know as much as I do from helping others with their problems. I don’t use it myself. Others please contribute to this one too.
@David_Graeff, the new binding is very ambitious. I look forward to using it!
Even if it were available today, we would be fielding MQTT 1.x version questions for at least another year. People migrate painfully slowly. 