Siri works well enough for me that I can perfectly dictate a text message without taking my eyes off the road. That's just one data point and I know others have

Siri works well enough for me that I can perfectly dictate a text message without taking my eyes off the road. That's just one data point and I know others have diverging experiences, but it seems likely that voice control with improve enough that this could soon be a feasible way of controlling a car's secondary systems too.