back in the day (as I have been told), if there was an Internet connection, Poser 4 used to go out and see if there were duplicate serial numbers to the running instance, then disable Poser 4 if one was found.  It's way more complicated than that, but they may have left that snippet of code in the works.

I wish I'd said that.. The Staircase Wit

anahl nathrak uth vas betude doth yel dyenvey..;)