People drop in and out regularly based on what's going on for them in real life, but if you ping someone, they should get back to you eventually. It's a little disjointed, but you get used to it.
If an individual writes a document for public consumption anonymously or pseudonymously and either explicitly or presumably desires to remain anonymous, is there a Halachic issue with publicly unmasking the author, or with publicly assembling information about the author toward the goal of unmask...
One of the Ramim in my Yeshiva told us that before he moved to Eretz Yisrael, when people would ask where he is from, he would say "My family was originally from Israel. They moved to Bavel, and from there they went to Europe. Finally, they ended up in America." or some such lengthy exposition.