With a few possible exceptions, no one's anonymity is impregnable. Given time, ingenuity, persistence, and the proper motivation, nearly every anonymous account online, no matter how cleverly or closely guarded, can be found out. Look at the Farms, where you are, a site teeming with autistic savants whose doxxing capabilities approach superpower levels. So yeah, sure, it's possible Fong-Jones can find you out, but even if he does, so what? It isn't a crime to write unkind things about weird and unsavory people on the Internet--not yet, anyway.