This could easily be a way for someone to remove a "complication." If I remember correctly, someone tried to put kiddy porn on Sharyl Atkinson's husband's computer.
I believe that there are some really high value people involved in this stuff, but I'm going to need to get more evidence before I make up my mind.
True. This sounds like there is at least one instance of him actively ordering up something custom and not just receiving a download.
Still... hope the investigators were careful.