Its all about Efficiency and I love the fact the car is sooooooo quiet and like it that and love leaving the car on and don't have to wait for anything to warm up thats the best overall convenience shutting your car on and off is more of a hassle and inconvenience . Your causing less damage in the long run over the life expectancy of the car battery while the car is on for a short time versus powering it on and off on and off repeating this multiple times over and over the long run. Because when you power it on in has to include everything that was previously on and will take, draw, and requires more energy vs than was what existing and already on previously thus causing or using more making it more damaging. Its just easier and convenient at the same time and requires less work involved.
Look as far as the double honk. Knowing when your car is on or off is a easy simple thing even when you forget or don't know just look for the green car symbol and check your display's. The honk is very loud and just advertises and disturbs people, pisses off neighbors and makes you look like you did something wrong and people think your honking at them. Also as soon as someone else hears it there asking you 21 questions. Leaving the door open is like inviting the world to steal your car and is not the best solution and on a windy day in New England can cause door damage to your door joints and could be a horror show blowing stuff around in your car
Your keys are your own responsibility and I have Tile and my cell phone for that not a honk to help me track down a lost set of keys so to me the honk is a huge hindrance for my convenience. I work 2nd shift and come home late on night and when the car is on and I forget something in the house the honk just annoys people and tenants while does absolutely nothing for me. I know w
I truly enjoy this car and plan on keeping it forever. Love to drive it I only have very littler concerns that would improve it to flawless perfection.