Privacy is soon to be a thing of the past anyway, there are several new technologies out there to try and combat stuff like e-mail spoofing and the like. Once these new systems are in place it will be almost imposable to hide who sent or received data (emails especially) which will make tragic events like this few and far between (hopefully).
I can't find the link to the article at the moment but when I do I'll post it (it was new scientist for anyone interested)
