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https://elbruno.com/2020/01/06/raspberrypi-ice-tower-the-best-cooler-for-your-device-from-70c-to-40c-in-a-60-minutes-process-running-at-100-in-all-4-cores/
#RaspberryPi – Ice Tower: The best cooler for your device! From 70C to <40C in a 60 minutes process running at 100% in all 4 cores