Hi Scott,
Shipping charges new maximums started Oct. 5th for media categories such as books, dvds, movies, music and video games. Not sure if it applies to any other categories. Check on eBay for its monthly update announcements - I found quite a bit of info there. (More than I wanted to hear....) I think this link will work:
Wanda
http://pages.ebay.com/sell/August2008Update/MaxShipping/