Another strand of the story is the links between the Murdoch media, private detectives and the Police (who'd have believed that?)
Yeah, that was investigated at the time of the phone hackings.
There were pitiful punishments arising from that, too.
With the overwhelming level of public support, there was an opportunity to bring in legislation placing the onus on newspapers and publishers to ensure the information they procured had been obtained by legal means - or face prosecution.
Successive governments bottled it.