I think the water based ones are
still okay, I think. They pair up with heat pumps well with their low and slow warming method, so that would be a serious own goal.
Electric underfloor heating that you tend to get in bathrooms and are cheaper and more convenient to install if you aren't remodelling from the ground up, are for the chop.
I think he is just punishing the whole population for laughing at bacon-sandwich gate.