Networks

Nothing new. I've read lots of articles telling stories of how college grads can't get jobs because of pictures of their activites on spring break, girls caught up in the "Girls gone wild" videos, kids who ran in the "Naked Mile", etc.

The point is don't put anything on the web that you wouldn't want your parents to see. In some cases people post things without your permission but that's another issue.

There was a thread on TR not too long ago about "Reputation management" which covered the same issue you're raising.