Ah, totally agree. Retro-fitting is expensive and disruptive, and new homes should be built for the environment we have coming (not just bidirectional heat-pump

Ah, totally agree. Retro-fitting is expensive and disruptive, and new homes should be built for the environment we have coming (not just bidirectional heat-pumps, but also solar, passive cooling, better insulation, etc). It'd probably need legislation though, as house-builders aren't known to spend money on thoughtfully future-proofing homes.