Jonathan Hutchins wrote:

>What do the rest of you use for backup?  Is there a hot-pluggable IDE chassis 
>available at a reasonable price, or is fireware or USB the way to go?  
>Clearly the media of choice is ATA/IDE hard drives.
>  
>

I always do two physical storage locations when possible (rsync over 
ssh, usually). I use an external USB Maxtor drive for periodic backups 
and DVD-RAM for long-term archiving. DVD-RAM is rated for 30 years of 
shelf life.