They are completely standard in large parts of the US too–just the northeast and other colder areas haven’t started using them due to their colder winters. Source: have heat pump that switches to propane when the temp is below freezing.

I find that it works flawlessly in our Mach E. Obviously not a ‘Vette but I think the early wireless CarPlay issues have been worked out.

Dashboard layout is my biggest complaint about HA so glad to see they are giving that a little attention.