Using your phone as a key:  I have had Teslas since 2016 and this is actually genius.  No fat key fob in your pocket, no battery to ever replace, always having your car key in your pocket whenever you are in the garage and remember something you need in your car.  I recently bought a Kia EV9 and it comes with two big…

My personal experience does not back this up. We own a 2018 Tesla Model 3 (resistive heat) and a 2012 Tesla Model Y (Heat Pump). When you are just heating the cabin the heat pump is indeed much more efficient. We can see that in the Energy app on the main screen while driving. On our recent trip in the MY with 40 deg.…