A bit mundane, "lo siento mucho". Do pegs wear out? If so, how long does it take, and what are the symptoms, and what do you have to do to fix it?
I tried a Google search on this subject, figuring the violin community might provide an abundance of information, but such was not the case. To get on or off this list see list information at http://www.cs.dartmouth.edu/~wbc/lute-admin/index.html