Defending eugenics in the comments: https://web.archive.org/web/20210419141913/http://esr.ibibli...
Claiming black people have a lower IQ than everyone else (in an argument that black people shouldn't own guns as a result): https://twitter.com/tqbf/status/816449724127608833
Claims LGBT people are making it up: https://twitter.com/tqbf/status/769730601872044032/photo/1
Lots of racist comments: https://twitter.com/tqbf/status/780839196231630848/photo/1
This is what I could find in less than 5 minutes of searching - the receipts are there, it is not "a wild exaggeration"