In brief Zcash dropped double digits overnight after the disclosure of a four-year-old vulnerability in its Orchard shielded pool. The bug, discovered by an AI-assisted audit, could have been exploited to create unlimited counterfeit ZEC with no on-chain trace. Critics argue privacy coins enable a "unique class" of bugs where exploitation would go unnoticed. Zcash plunged double digits overnight after developers disclosed a critical vulnerability in the protocol's Orchard shielded pool that coul...