I used to have a nice sleek-looking linear popup volume slider bar like this: Now I have a pixelly volume slider box whenever I change the volume on my keyboard: How do I change my pop-up ...
There was per-application volume control applet for Gnome 2. There is a per-app volume control extension for Gnome-Shell. Is there any indicator applet for Unity like this two?
What does the /apps/indicator-sound/volume_mute GConf key do?