Perfect Example of Application Built on Top of Amazon Web Services

Sonian is about to launch their new data archive services dubbed the Sonian Archive SA2.

The server runs almost completely in the Amazon Cloud. It was designd to be a highly-scalable cloud application that specifically used four fo the Amazon Web Services:
Their goal of the application is to help mid-sized companies do a better job of archiving internally generated digital content for storage management and electronic discovery.

I would like to see a case study on this deployment, it looks to be a perfect deployment of web 2.0 application that full embraces Amazon Web Services.