I do remember when the mini's came out they had an issue with static after about 40 hours of use, but I have not heard anything recently about it. Now are you going mini becauase of size, color, or price? For not much extra you can get a 20 gb, and that is what I 'd probably do.
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MacBook 2GHz Intel Core 2 Duo w/ 2GB DDR2 RAM & 120GB SATA 5400RPM HDD
Canon Rebel XTI
Google Cr-48 Beta Laptop