Forget eBay, try Newegg. All the MiniSD cards (http://www.newegg.com/Product/ProductList....&Subcategory=68) there have $5 FedEx 3-day shipping. If you live in NJ, CA, or TN you'll have to pony up for sales tax, but that shouldn't be a problem for a smallish purchase like one memory card.
You...