According to @VitalikButerin, a Plinko PIR tutorial is available via his X post on November 25, 2025, linking directly to the resource. Source: @VitalikButerin on X, November 25, 2025. Private Information Retrieval enables data queries without revealing which item is fetched, a core primitive for privacy-preserving dApps and DEX order flow on Ethereum. Source: Wikipedia entry on Private information retrieval. Order-flow privacy is tied to MEV and execution quality on Ethereum, making PIR-related work relevant to trader slippage and front-running risk. Source: Flashbots research on MEV and order flow privacy, MEV-Share documentation, 2023. Vitalik has previously highlighted privacy techniques such as stealth addresses on his blog, illustrating ongoing attention to privacy tooling in the Ethereum ecosystem. Source: Vitalik Buterin blog, An incomplete guide to stealth addresses, 2023.

According to @hfangca, onchain market structure should prioritize private intent with public, verifiable outcomes, positioning zero-knowledge technology as critical to protecting trader privacy while maintaining settlement transparency for price discovery and auditability. Source: https://twitter.com/hfangca/status/1979361823548936584 According to @hfangca, this framework implies building trading infrastructure that hides pre-trade intent to reduce information leakage and MEV exposure while publishing outcome proofs onchain to preserve market integrity and liquidity signals. Source: https://twitter.com/hfangca/status/1979361823548936584 According to @hfangca, traders should monitor development of ZK-enabled order-flow privacy and intent-based execution layers, as these can influence slippage, execution quality, and routing across DEX and RFQ venues. Source: https://twitter.com/hfangca/status/1979361823548936584 According to @hfangca, aligning private intent with public outcome is key to maximizing collective market wisdom while mitigating adversarial extraction, guiding where capital and builder attention may concentrate in the next wave of onchain infrastructure. Source: https://twitter.com/hfangca/status/1979361823548936584