- Copy and paste occasionally fails to work in Firefox (Iceweasel in Squeeze) web forms.
- Trying to safely remove USB hard drive results in a "Unable to stop drive" error message.
- In Movie Player in full screen, the controls disappear when hovered over after the screensaver has been on for a while. (Normal behaviour is obviously for the controls to appear when hovered over.)
Update: two of these bugs (1&3) are actually the same bug in Compiz. See Return of the Living Dead Part II.