Ethereum co-founder Vitalik Buterin has criticized the algorithm used by social media platform X, claiming it amplifies hate speech and undermines free expression. Buterin emphasized the importance of prioritizing 'niceness' over 'ragebait' in content amplification to foster a healthier online environment. He also highlighted the need for improved moderation to prevent backlash against free speech values, reflecting ongoing debates about platform governance and algorithmic influence within the Ethereum community.