I've also found another bug : https://bugs.launchpad.net/ubuntu/+source/hotkey-setup/+bug/95444 that is only on the problem from nvidia and brightness on vaio, that is to me less confusing than speaking for two different cards
I've also found another bug : https:/ /bugs.launchpad .net/ubuntu/ +source/ hotkey- setup/+ bug/95444 that is only on the problem from nvidia and brightness on vaio, that is to me less confusing than speaking for two different cards