This was in California, which is a two party state.
You also say that the party in question, "revealed the recording". The comment in question above regarded a random citizen filing a complain with police that they have been illegally recorded. It is one thing to make an illegal recording, and then publicly release it, creating a record of your crime, and having a random person claim you made an illegal recording, and police opening an investigation based on your unsubstantiated allegation. Even if they were so inclined, the overwhelming majority of police departments have a massive queue of crimes to look into than an illicit recording that may or may not exist.
Relevant movie quote: