system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: Why are computer parts made in such stringent conditions when they will most likely spend most of their functioning life in less than ideal environments?

We've all seen pics of places like intel's static and dust free rooms. Why is that necessary when most computers spend their life collecting dust with very few, if any, cleanings?
gpt
You don't want cheerios and milk on your clay when you're making a bowl, but once you've fired it in the kiln it's really good at holding them.

The manufacturing process is very sensitive to dust and dirt, even though the end product is not.