Ever since I was forced into installing one of the recent PS3 software updates I've been having an issue where my video and audio cut out for a moment and then return. It would happen occasionally while playing games and near constantly while playing blu-rays. I updated the firmware on my tv and all is well! I think it had to do with the HDCP exchange between the PS3 & TV. Hope this helps if you've been having this issue as well.

I occasionally have a flickering issue on my PS3 and in the bottom right and corner it says something about audio issues. But normally just resetting her for me does the trick. I'm still not sure what causes it though.

Sometimes my ps3 video just stops and it might come back but most of the time it doesn't