I just did a apt-get dist-upgrade that boosted my kernel to 2.6.20-9. I don't have to manually load the kernel module anymore after each boot - the wifi card works automatically now.
-- Current ACX driver will not let USR5410 card function properly. https://launchpad.net/bugs/78513 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs