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I’ve written several posts explaining why it’s important to keep the dust blown out of your computer, so I won’t rehash the reasons here.
There are several safe options for removing dust from a computer’s innards, including the tried and true method of wielding a can of compressed air.
In the past I always hated using cans of compressed air because they are so expensive, and now I’m happy to announce that I’ve found something I like a lot better.