[rocqua]

If it works, I think the waste heat from server farms should be the first target.

[jack_riminton]

Yes that'd be good. The figure I'd like to know (maybe I missed it) is how much it reduces the heat by

[rocqua]

It seems like the devices would insulate the server-farm. That might not be worth it, because you'd need extra cooling to offset the higher insulation.