The other problem is the mineral fallout in the water. A month or so later they had destroyed their waterblocks. What you really want is a closed-loop heat ex

The other problem is the mineral fallout in the water. A month or so later they had destroyed their waterblocks. What you really want is a closed-loop heat exchanger, where the components only touch distilled water, and it gets pumped to a bathtub somewhere with a heat exchanger that pushes the heat out.