I already have to hit a button to enter a voice a command, I dont mind at all hitting another one to accept it and complete the deal. I use Voice commands for

I already have to hit a button to enter a voice a command, I dont mind at all hitting another one to accept it and complete the deal. I use Voice commands for pretty much all input to Google Maps and Navigation (and nowhere else). That it works flawlessly in my experience even with my mumbling is plenty good enough. The point of voice commands, when I use them, isn't to avoid any visual interaction, it's just so I don't have to type something I don't want to type.