Most everyone has heard the expression that software has “bugs” in it that cause it to malfunction. That expression was coined during the early days of mainframe computers when actual bugs got into the system and damaged delicate electronics.
Bugs and other pests can do the same thing to your\use/, but with a little knowledge and preventative measures, you can keep them from causing real problems. An infestation of mice or rats can be particularly damaging because they gnaw on wires which can start potentially devastating fires. When the weather cools off, all manner of varmints look for warm, sheltered places to hide.