Yes. That’s fine so long as you never play in person as well, thereby tying a real identity to your pseudonym. Otherwise you can remain pseudonymous (not anony

Yes. That’s fine so long as you never play in person as well, thereby tying a real identity to your pseudonym. Otherwise you can remain pseudonymous (not anonymous) for as long as you want. But there is no way to do a mix of in-person and pseudonymous writing/chess/art/anything with a personal “style”.