I can reproduce this in an up to date Ubuntu (gnome) feisty fawn (upgraded everything one minute ago and rebooted fully). My USB key still is mounted as root and I cannot use it.
-- Kubuntu Edgy: Can't write to USB stick https://launchpad.net/bugs/88147 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs