Jason covers it quite well over at Jalopnik http://jalopnik.com/this-first-look-at-the-tesla-model-3s-dash-controls-is-1797857601 Yes the car is barely born.. and I bet this HVAC UI was a proto just to get the stuff working in the car.. And somebody said, "works well enough, leave it". It's an unfinished concept. Stub of a thing. Yes, it makes air flow with user inputs. But ... I hope Tesla does a major improve on this before I get my 3.