Backups and Recoveries, SANs and Clones, and Murphy

Here's an excellent writeup on Backups and Recoveries, SANs and Clones, Murphy and s*t hitting the f*
Even if you are not a DBA do read the article in it's entirety.
http://www.dizwell.com/prod/node/628
(article entited "The Only Issue" dizwell's blog.)

UPDATE : The blog post is no longer available.

a) Change Control by DBAs (use scripts and logs, not command-line and how I hate GUI point-and-click !)
b) Test your backup and recovery
c) Don't "assume"
d) Murphy will be Murphy ! -- really, truly everything that can go wrong does go wrong -- read the whole article !