This was what that got my attention, and them following up on bug fixing https://x.com/zeviodotsh/status/2107462717225173143

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Zevio has two billing rails: Private Vault and Normal Vault.
Private Vault uses a zkAPI-inspired note model for private, verifiable transactions. balances and spend history stay private while set…
October 6, 2026 10.8K 32