It's just as much within his rights to call someone out for it as it is for someone to write as he likes. Clearly the post was written for an audience. Being

It's just as much within his rights to call someone out for it as it is for someone to write as he likes. Clearly the post was written for an audience. Being needlessly inflammatory could certainly turn the audience off, and/or undercut the author's credibility. Ansiton's advice was both helpful and valid.