Does your same argument not also apply to people who want HN to be 'non-political'? Since just from your post history recently I can see that you've leapt into some particularly political posts of your own [1] [2]. I'm particularly open about what I believe and post in, but usually people that say they want something non-political actually indicates that they precisely want an echo chamber.

[1] https://news.ycombinator.com/item?id=46614467

[2] https://news.ycombinator.com/item?id=46419993