Yes! Installer is always used in emergency it would be great to provide some servicing tools there too :-)
For years I was using bootable Linux to fix people computers and it would be nice to have that in FreeBSD :-) +1 for memstick full with additional service utilities (fix partitions, mount fs, undelete, ntfs support, etc) :-) -- CeDeROM, SQ7MHZ, http://www.tomek.cedro.info