Looks like passive cooling without any fans, that requires a fairly large radiator area.

Playing chess. Stockfish is a hungry beast.

My guess is that they either had or found a radiator that would fit the side of their case and was just like, fuck it, hook it up.

Next stop, hooking it up to the pool.

Competitive Cookie Clicker.

Literally just a DIY version of the MO-RA radiator from Watercool. I've seen people run these into their basements for silent and efficient cooling for fully water-cooled systems with great results.

Overclocking.

is there any major crypto or usable LLM that you mine/run on a cpu?

Is that supposed to be a radiator or an air filter? 🤨

I thought it was an extremely useless hvac filter at first glance.

Patching Linux

Obviously still cool, it's in the blue!

This is open of those projects where the entire rationale is Because I can!