As stated in the article, it wouldn't be Facbeook's obligation, but rather a tool for prosecutors of repeat offenders. In the case of sex offenders, we have al

As stated in the article, it wouldn't be Facbeook's obligation, but rather a tool for prosecutors of repeat offenders. In the case of sex offenders, we have already somewhat legislated their online identity by including them in registries -- this just places that same information where it will likely be more useful and preventative of a future crime.