Keep your Macs Dust Free
I just read an article by Dan Frakes of Macworld and he made some real good points about keeping your Macs Clean and dust free inside and out.
Whether it’s avoiding getting crumbs stuck under your keyboard’s keys or making sure your air vents aren’t clogged, keeping your Mac gunk-free is just as important for its long-term survival as keeping an eye on its hard-drive health. read more
I have to agree that everyone who owns a Computer (not just Macs) should always keep their Computers clean or you’ll suffer the consequences later.

