Regarding the headline image for that article -- where'd they find a MacBook with bright red keys? Is it even a MacBook?
http://www.amazon.com/IVEA-Keyboard-Silicone-Aluminum-Unibod...
I've got the pink one, and I get groups of them to have on hand for friends - they're generally less than $2 from amazon (the one above is 26 cents, but you've got shipping on that in some cases too).