http://www.stanford.edu/~pgbovine/ten-tips-for-life.htm : 4. Backup your data ... data is everything; hardware is nothing.

http://www.backblaze.com

• http://blog.backblaze.com/2009/09/01/petabytes-on-a-budget-how-to-build-cheap-cloud-storage/
• http://blog.backblaze.com/2009/09/25/fallout-of-the-backblaze-storage-pod-post/
• http://abouthalf.com/2009/08/08/backblaze-review/