Wanting a standard to become common doesn't mean you should federate with a server that has a terrible human rights record.
Does this sound like someone who should be in charge of content moderation policy?
https://www.theverge.com/2018/7/18/17587080/mark-zuckerberg-holocaust-denial-kara-swisher-interview
"Facebook will continue to offer a platform to Holocaust deniers, Infowars, and other publishers of hoaxes on the assumption that they are sincere in their beliefs, CEO Mark Zuckerberg said."