How would you know who to sue? It's not as if 4chan lists real name and address. Past efforts to sue people based on IP address information haven't exactly gone

How would you know who to sue? It's not as if 4chan lists real name and address. Past efforts to sue people based on IP address information haven't exactly gone well: https://en.wikipedia.org/wiki/Trade_group_efforts_against_file_sharing#Identification_of_defendants https://en.wikipedia.org/wiki/Trade_group_efforts_against_fi... Google has a lot of information on monetized YouTube accounts, as that's a fairly involved process.