I don't think we should ban anything on HN. Surely the 'collective wisdom' approach taken by a community like this is such that if the prevailing wind is anti-T

I don't think we should ban anything on HN. Surely the 'collective wisdom' approach taken by a community like this is such that if the prevailing wind is anti-TC, then TC posts simply won't get upvoted? Ah, for a perfect community.