I have exactly the same problem. Since version 1.0 of VLC I cannot play any DVDs on my iMac 2.8 GHz Intel Core 2 Duo. It didn't work with OS X 10.5.7 nor does it with OS X 10.6.1 I deleted the preferences as well as the ~/.dvdcss directory. It didn't helpt either. The only thing working is installin...