Lots of folks here like to go out of their way to tell the rest of us what they are not interested in, particularly matters that are popular with or of interest to others, whether it be a news story, television series, celebrity, etc. It is indeed a form of virtue signaling.
Got a fresh shipment of high moral dudgeon a few days ago when I put up a thread about the new Sopranos movie. Somebody must have held a gun to their heads and made them open the thread and comment...