Why passive cooling is better

This is what several years of active cooling look like. This Skull Canyon NUC, which used to be a relatively quiet machine, is now a dusty and hot mess. Fan-cooled PCs are literally vacuum cleaners when you think about it. Meanwhile, those who invested in a fanless case are still enjoying this 2016 NUC in total silence, and will continue to do so for many years to come.

Source: reddit