This is always, always a bad idea, and has been so for decades: http://blogs.msdn.com/b/oldnewthing/archive/2003/07/28/54583.aspx http://blogs.msdn.com/b/oldnew

This is always, always a bad idea, and has been so for decades: http://blogs.msdn.com/b/oldnewthing/archive/2003/07/28/54583.aspx http://blogs.msdn.com/b/oldnewthing/archive/2003/07/28/54583... It raises support costs, and frustrates the vast majority of customers.