![](https://lemmy.world/pictrs/image/ca5022cc-9a35-44ba-8d19-761c8ca0e3b0.png)
Their point is use a small generator to power the gas heater where as a heat pump is ‘impossible’.I mention a whole house battery is in my 5 year plan to which they laugh and say your house will burn down. I don’t have the patience. I told them I’m an electrical engineer specialized in battery systems and to let me worry about the lithium fires. That shut him up fast.
At the risk of sounding like an oaf I just use an excel document, and these days I just keep it in nextcloud and edit it via a browser while in the driveway. Each car gets a sheet. Keeping it simple.