You eventually tune it out, but the constant whir of a desktop computer's cooling fans can take a toll on your psyche. It's like a buzzing mosquito that never strikes, and never stops. So the folks at a German company called Silent Power have created a compact desktop PC that trades noisy fans for a block of exposed copper foam that dissipates heat so effectively no fans are required.
via Kotaku http://ift.tt/1nJFL6L