Studies have shown that a major component to dust in the home and workplace is shed skin cells.
Humans shed tens of thousands of these keratinized dead cells every day from all surfaces of the external epidermis.
The dust that builds up in your electronic equipment and gets kicked back into the air by fans and air currents is no different.
If you leave your gear all packed with dust, you’re breathing cast off nutsack.
Maybe now you’ll keep your mission critical gear clean, you slackers.