Does the Xoom fall under that policy? I asked at my local store and they said it was 30 day return 90 day exchange.
I hope it is like you said, that would be a great deal.
This is directly from Costco's website:
Merchandise: We guarantee your satisfaction on every product we sell with a full refund. The following must be returned within 90 days of purchase for a refund: televisions, projectors, computers, cameras, camcorders, iPOD / MP3 players and cellular phones.