It's the exact opposite.
Tech platforms censored a lot of right of center content, thinking it would mean those ideas would disappear.
Instead Musk took over Twitter, right leaning podcasts became far more popular than left leaning podcasts because they were willing to engage in controversial topics, and now Trump and Musk control everything.
But, you know, keep trying the same thing and hoping for different results.
A thought experiment for you: how do you think the audience of Hacker News compares to Joe Rogan? And your focus is seriously on censoring more content on Hacker News to move the needle in national politics?