Uh... okay; now, in English, please. ;-)
Trust me—it’s pretty funny if you are a sysadmin. :)
I understood completely .. so, I guess it's official ... I'm a geek.
Most of these boil down to the software equivalent of a spare tire nobody’s checked the air level on since ever. Backup systems are nice, but you need to make sure they actually work. The other 10% are about making sure that whatever killed the primary doesn’t daisy chain to the backup, basically don’t change tires in the middle of the patch of stuff that popped the first one.