FreeBSD installer on USB Stick

This info was made by miwi though i found it on freebsdnews.net

    dd if=/dev/zero of=/dev/da0 bs=1k count=1

    bsdlabel -Bw da0 auto

    newfs -L FreeBSD /dev/da0a

    mdconfig -a -t vnode -f 8.0-HEAD-20090609-JPSNAP-i386-dvd1 -u 0

    mount -r -t cd9660 /dev/md0 /mnt/iso

    mount /dev/da0a /mnt/USB-Stick

    cp -RvL /mnt/iso/* /mnt/USB-Stick/

    vi /mnt/USB-Stick/etc/fstab and put following in:

    /dev/ufs/FreeBSD / ufs ro 0 0

And it works (8