In France you don't need heating/cooling for most of the year with a moderately insulated house. Thats's why electric car charging changes the equation. And a

In France you don't need heating/cooling for most of the year with a moderately insulated house. Thats's why electric car charging changes the equation. And about no heating/cooling at all with a Passive House :). I agree about charging during the day when the sun shine is way better but it's under the control of your employer which may or may not provide chargers, and might not install solar PV at all for various reasons. PV and battery at home, you can do it right now.