The best part is, to actually forward the details to the government to get them to investigate, you have to fill in a 3 page document of info about who it was that called you.
I personally don’t see it.
Which conveniently, target three really interesting segments: people looking for a job change, homeowners, and independent workers, who often don't have a secretary and get sold very expensive services by those companies (look "Sitbon enquete" to see more details if you wish).
Hopefully the new law don't have the same provisions.