Meta: >Downvoting a well made argument simply because you disagree with it leads to groupthink and a lack of discourse. Agreed. I railed against this for seve

Meta: >Downvoting a well made argument simply because you disagree with it leads to groupthink and a lack of discourse. Agreed. I railed against this for several years, then the HN operators (pg himself IIRC) said downvoting for disagreement was right. I absolutely agree with you, but the people running the site encourage using downvoting to show disagreement.