Guides can be easily found as well as ripping tools for individual games.
Look at sites like
www.ps2ownz.com
www.megagames.com
Also the links within ps2ownz are worth checking out sites like Zandels and Superlinux always have rip guides worth looking at.
If you are trying to rip a particular game and are having probs ask for help on this forum and someone will give you the advice you need.
Sim
