Apple today began offering refurbished models of the current-generation 27-inch iMac for the first time, roughly four months after the models initially launched. The two stock configurations of the 27-inch iMac are currently available at 15% discounts compared to brand-new units, with the low-end refurbished model priced at $1529 vs. $1799 new and the high-end refurbished model priced at $1699 vs. $1999 new. Several higher-priced custom configurations are also currently available as refurbished units. The addition of refurbished 27-inch models comes nearly two months after Apple began offering