In the event that you're interested in the general area of key-value stores (Amazon SimpleDB, CouchDB), you should read this article by Richard Jones where he gives a pretty great rundown on all the current players, most of which I'd never heard of. Go read it. It will make you smarter.
Anti-RDBMS: A list of distributed key-value stores
Error'd: Lenovo Uh-Oh (and more!)
1 day ago