Circuits That Bug Out Bugs: “That cockroach skittering behind your computer may be after more than your sandwich crumbs: It could be looking for a home inside your PC.

Entomologists are warning of the growing risks that insects pose to electronic hardware, but few electronics manufacturers in the United States are aware of the danger.

It turns out cockroaches like to nest in the warmth and darkness that electronic equipment provides.

And in everything from household appliances to network servers, their waste and rotting carcasses can corrode printed circuit boards and short out electronic components.” Wired