If he does anything then it makes his victim identifiable.
She is absolutely entitled to lifelong anonymity.
The protection of the identity of victims in sexual violence cases is paramount.
If she does not voluntarily choose to relinquish her right to anonymity, then anyone who publishes information on the perpetrator (whose identity also identifies her) is commuting a crime, because they have breached her right to be anonymous
Do you think it will help or hinder victims if it became permissible to publish information on the criminal - including your relationship to him - such that your identity was completely public?
Do you want the upholding of the rights of the victim to be paramount?
The papers have really stuffed thus one up already. It is possible that he can never be legally named, even after prosecution, because that also takes away the right of the victim to anonymity.
Secret Barrister is good on this sort of thing, btw