My impression from the article was not that Poole thinks Facebook is evil, or that anonymity is always better than a clear identity. His point was simply that

My impression from the article was not that Poole thinks Facebook is evil, or that anonymity is always better than a clear identity. His point was simply that it would be a mistake to eliminate anonymity from the internet entirely. Both systems have valuable benefits. From that standpoint, I don't see any contradiction in the choice for his new project.