Apple is offering refurbished Intel-based Mac minis for $519 with a one-year warranty and free shipping. The Cupertino-based company's 1.66GHz Intel Core Duo Mac mini is available for $519 with 512MB of memory, a 60GB hard drive, and a Combo DVD-ROM/CD burner drive. Apple is also offering its 1.83GHz Intel Core Duo Mac mini for $699 with 512MB of m
