I am afraid in Edgy it's still the same. I changed the system clock to a wrong time and wrote it to nvram via "hwclock --systohc". After rebooting I had the wrong time as system time.
-- hardware clock overrides time set by ntpdate on boot https://launchpad.net/bugs/51502 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs