Im actually curious for a technical breakdown on how truly anonymous X accounts can be fined if theres no real link to the real life Brazilian. Can ISPs really

Im actually curious for a technical breakdown on how truly anonymous X accounts can be fined if theres no real link to the real life Brazilian. Can ISPs really find this out? Of course if Oops betray users -another win for Musk & Starlink- but short of that? Is tapping into ISP connections to known VPN IP addresses the only way?