I think that, if I am not mistaken, graphics are going to become more realistic in gaming and virtual worlds. Right now there is a cartoon-ish/unreal quality to the graphics.
What happens when the tech becomes better and the line between fantasy and reality blurs? For some, this will be the case.
They have shown that porn can insight rape, and unrealistic views, of women. How will interactive rape sims have an affect on certain individuals?
I saw SL as a beacon for the advancement of positive/creative immersive places. There are some amazing, inspiring sims out there - and amazing creative