If you have a tracking number but no information, you can bet it is because your order got pulled at the warehouse. Waiting isn't going to buy you anything. Use the tracking number and call FEDEX.
I talked to Joanna at FYE. She confirmed that according to FEDEX, they never shipped out a package. Apparently, they believe that there price error policies cover situations when transactions have gone through. My charge on my credit card was complete, but since they never shipped the item...