"I tried adding solar to a house. Hands down the most difficult thing I’ve ever done

I volunteered to make an energy-efficient home for my darling grandchildren. What could go wrong"

https://www.smh.com.au/environment/sustainability/think-the-liberals-are-struggling-with-clean-energy-meet-me-20251124-p5ni2k.html

Article isn't about solar as per the headlines. It is about home renovations and needing pole, switchboard and wire upgrades.

Picking a instantaneous electric Hot water isn't efficient. It requires large currents to heat the water, which would have been the reason for wiring upgrades