I always wonder about stories like this what the internal process that lead to this insane overreaction was. At some point, did someone really make the decision "lets send Pinkertons to this guy's house, risking an enormous publicity backlash"? It's easy to blame "the legal department" for stuff like this, but it seems extreme even for the most zealous attorney. My hunch is that they probably have some kind of securi…
This is almost certainly the case, but Pinkerton was acting as agents of WotC here, so WotC are the ones ultimately responsible.