do folk actually successfully upgrade # uname -a FreeBSD psg.com 5.5-STABLE FreeBSD 5.5-STABLE #15: Sun Oct 1 18:41:24 GMT 2006 root at psg.com:/usr/obj/usr/src/sys/PSG i386 to RELENG_6 *safely* on a many-user production system using the instructions in UPDATING? randy