Their last post on patreon, which was apparently removed, was announcing that they got Covid back in 2021 and since then nothing else was posted anywhere...
Unfortunately I think the worse has happened...
Well, considering that the coronavirus (SARS-CoV-2) is actually relatively benign to anyone who isn't elderly or seriously immunocompromised, despite the fearmongering of Government and Big Pharma, means that either he is actually sick, dead, or really doing just fine but is fed up with his project(s) and used the coronavirus as an excuse to step away from his obligations.
It's not like it's difficult for someone with a pseudonym account to disappear into his regular life...