Nobody needs the Early Life section for that one.

After Elon Musk’s acquisition of X/Twitter, which has transformed the platform into a right-wing echo chamber, social media platforms like Reddit and Bluesky have become the preferred weapon of choice for left-wing individuals to air unhinged threats of violence with little to no moderation.

That's from the author of the article.

Twitter is not a ''right-wing echo chamber''. It has an almost 50-50 presence of right wing and left wing content and users, which to leftists, looks like a ''right-wing echo chamber'' because they are used to those being censored and banned. Any exposure is thus ''overwhelming''.