Wu said that a16z crypto posted that AI is generating speech, video, and text at extremely low costs and mass "personification" interactions, which are impacting the internet trust system based on the premise of "one account = one person." They believe that blockchain can serve as the missing underlying layer: by using decentralized "personhood/human proof" mechanisms to increase the cost of mass impersonation, allowing identities to be self-held by users and cross-platform compatible; and supporting machine-scale micro-payments and programmable revenue sharing through L2, smart contracts, and other technologies, while also balancing "verifiability" and "privacy protection" with zero-knowledge proofs.