Do you have your Mac Mini connected via HDMI to your TV/display? I have, it's connected to a Philips TV, and with 10.7.2 I now get HDMI handshake issues like the Apple-TV used to have. Basically ever 20 minutes or so the colors invert. So my question is; how do I downgrade to 10.7.1?
(I have no time machine backup )
(I have no time machine backup )