It makes more sense to heat things that need heat. For example we have a few pub...

It makes more sense to heat things that need heat. For example we have a few public pools heated by datacenters [1]. Alternatively you can also heat homes like they do with the heat generated from burning trash. [2]

[1] https://www.tecchannel.de/a/oeffentliches-hallenbad-von-rech... [2] http://www.kezo.ch/technik/produkte/