Today's deals from DealNN include price breaks on Mac minis, hard drives, and more. Apple.com has recently lowered the cost of the refurbished 2.0GHz Mac mini with Lion Sever, which includes dual 500GB hard drives, 4GB of RAM, and a Tunderbolt port with support for resolutions up to 2560 x 1600. Currently featured at DealNN, the Mac mini is now available for the discounted price of $849 and offers savings of up to $150