A story about starting businesses gets political responses and gets marked dead for political reasons. Bye bye free speech and impartiality on Hacker News. Why

A story about starting businesses gets political responses and gets marked dead for political reasons. Bye bye free speech and impartiality on Hacker News. Why can't people just reply to the large on-topic part? PS I would reply to the post itself, rather than your comment, but I can't.