This is actually an important win for anyone who posts dumb stuff on line (like our staff!) because it holds that mere public posting does not grant jurisdiction to courts in every state or territory over said poster.
Jay WillisKash Patel sued a blogger for defamation for calling him a "blatantly incompetent chud" and a "googly-eyed Kremlin bitch," but the case got bounced based on civil procedure doctrine that every law student learns during the first week of 1L year. Beautiful stuff from our brightest minds.