Try imagining GP comment as being directed towards those who believe that someone who agrees with you on a few issues is your eternal faithful ally and someone

Try imagining GP comment as being directed towards those who believe that someone who agrees with you on a few issues is your eternal faithful ally and someone who disagrees with you on a few issues is a partisan demagogue who will oppose you at every turn. There appear to be many such people commenting on HN stories related to this series of events.