\chapter{Emergencies (DRAFT)}

\meta
always have an alternative way to boot the system:
	- boot disks (install disks, SAR)
	- alternate hard disk
	- protect against floppy boots with BIOS password
backups are essential
learning "workarounds" for missing tools if /usr is damaged is a good idea
	- however, reinstall + backups should be good enough
boot into single user mode
properly bring down after emergency edits
bios settings:
	- boot from hard disk, not floppy
	- bios password
