Venture capital firm Andreessen Horowitz (a16z) predicts that privacy-first blockchains could become dominant in the crypto space by 2026. According to a16z crypto general partner Ali Yahya, privacy is crucial for the transition of global finance to onchain systems, creating a winner-take-most dynamic. Yahya argues that while performance and fees are commoditized, privacy introduces friction that discourages migration and fosters chain loyalty, leading to durable network effects. a16z crypto engineer Daejun Park highlighted the importance of security design in reinforcing these dynamics, suggesting that privacy-preserving systems require enforceable invariants and runtime guardrails. Additionally, contributors like Shane Mac and Adeniyi Abiodun emphasized the broader implications of privacy beyond blockchains, advocating for decentralized protocols in messaging and data infrastructure to ensure user control and institutional adoption.