I can't remember the same of the company but there was one planning on doing something like that. It was only targeting rural cold areas
Discussion
it was this one with nostr:npub1h8nk2346qezka5cpm8jjh3yl5j88pf4ly2ptu7s6uu55wcfqy0wq36rpev and Zack Bomsta talking about decentralizing mining through getting mining heaters into low hanging fruit areas
probably heatbit