He destroyed Twitter and turned X into a Nazi bar.

After October 2022, X lost a large share of advertising. Trust and safety staff were cut. Some extremist accounts came back. Hate-speech researchers reported higher rates of slurs in the early months. Those are documented.

The “Nazi bar” line is a mood, not a census. Community Notes became one of the more interesting public fact-checking systems on the internet, including against Musk’s own posts. Political reach got more heterodox: more right-wing, also more anti-woke, also still full of left-wing users. A messier town square is not the same as a dedicated extremist forum. Whether that trade was worth $44 billion is a business question. Whether you like the vibe is a taste question.