Cars are going to be the next bubble

[A Quiet Monkfish]

Got a feeling it’s more of a PR stunt than anything.

Same as air source heat pumps. It's less than 3 yrs before gas CH is banned from new build. I hope the weather's going to get a lot warmer because folk will be freezing in winter. The only way to get even the best insulated home warm enough in winter is to combine the technology with under floor heating - or have radiators the width of one wall in each room. It's also only marginally cheaper than gas