I just tried to list something and got the shocking new warning message -- must list PayPal. I hope this is a "glitch" as some are saying. It is awful. It is crazy for a SELLER to use PayPal or credit cards to sell occasional high-priced items on eBay. It is an invitation to buyer fraud.
You might want to look at the eBay PAYPAL DISCUSSION BOARD, particularly this thread:
http://forums.ebay.com/db2/thread.jspa?threadID=2000604602&tstart=0&mod=1216525987995
Robert