One of the issues that most youth (and adults) overlook is stealing.  Yes if you ask them if stealing is wrong they would tell you yes.  If you asked them if file share is wrong they would tell you no, which is true but not in the sense that they are thinking of.

To better understand this issue check out this link to commonsensemedia.org (the video is very helpful too).  Let's be good examples to our kids and teach them what is right.