I've been interested in passively cooled PCs for a while now. Particularly, I've been considering building a computer which outputs its heat into a wall using h

I've been interested in passively cooled PCs for a while now. Particularly, I've been considering building a computer which outputs its heat into a wall using heatpipes and a metal plate heat spreader. Although I can't find any case of this being done by anyone else, so I'm not sure if it's a crazy idea or not.