Vitalik Buterin Donates to Shielded Labs for Zcash Crosslink Security Upgrade

TLDR: Buterin’s donation funds Crosslink development from prototype to incentivized testnet and production phase.  Crosslink adds finality layer to Zcash’s PoW chain, preventing reversals and strengthening settlement guarantees.  The upgrade enables shorter exchange confirmations and improves cross-chain integration reliability for Zcash.  Shielded Labs operates independently from Zcash Dev Fund, relying on donations from network supporters. [...]

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