Right... A word of warning.
I found out, that I had problems with the keyboard shortcut settings.
In earlier Ubuntu version (can't recall exactly) I had mapped manually the Volume Up and Volume Down buttons using the Keyboard Shortcuts preferences.
Since I updated to 8.10 I lost the volume change display, and only the /proc/acpi/.../volume changed.
I had to manually remap the volume change keys and everything was fine since.
Right... A word of warning. .../volume changed.
I found out, that I had problems with the keyboard shortcut settings.
In earlier Ubuntu version (can't recall exactly) I had mapped manually the Volume Up and Volume Down buttons using the Keyboard Shortcuts preferences.
Since I updated to 8.10 I lost the volume change display, and only the /proc/acpi/
I had to manually remap the volume change keys and everything was fine since.