New Amazon Marketplace
"List your used and collectible book, music, DVD, video, or console-based video game on the page where Amazon.com sells that item new. There is no finer real estate online." (my emphasis)
Switchouse and SecondSpin need worry. Movie studios, record companies and book publishers are going to need to find how to profit from digital products, because it's becoming increasingly easy to recycle the physical products you don't want anymore.
11/15/00 update: some people don't like it (and this article reminds me I forgot to mention EBay had acquired Half.com.)
01/05/01 update: I had missed Buy.com partnership with Half.com, which should come into effect this quarter.
02/09/01 update: Half.com seems a good alternative to Ebay for sellers.
03/20/01 update: Authors Plan Protest.
04/20/01 update: Switchouse raises another $7M. (not $8M, corrected on 08/04/01)
05/25/01 update: eBay and fixed-price site Half.com to be integrated.