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The Polylog Crypto Intelligence Brief

Morning Edition · Sunday, June 28, 2026

Zcash's Zooko Faults Coinbase Over In-App Betting, and Armstrong Responds

A debate between a privacy-coin founder and the head of the largest US crypto exchange centers on what a mainstream crypto app should encourage users to do.

Zcash's Zooko Faults Coinbase Over In-App Betting, and Armstrong Responds

Brian Armstrong, chief executive of Coinbase, the largest US crypto exchange, responded to criticism from Zooko Wilcox, the founder of the privacy coin Zcash, over prompts encouraging betting and high-risk products inside the Coinbase app.…

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