Personal experience has taught me that even though irl, I do not feel like an incomplete woman minus one of my breasts, I have thoroughly enjoyed having a set of nice boobies in sl. Another thought provoking experience for me and one of the aspects of sl that I have enjoyed the most thus far.
Yes, that is one of the reasons for my interest in virtual reality -- because the (virtual) world is at our command (if you have the right technology and the cash to buy it, or the talent to hack). Unfortunately, the really good stuff I think is currently too far out of the common consumer's reach. I for one intend to make some noise about that...on my blog, anyway.