Brian Armstrong: Bitcoin supply remains fixed at 21 million while gold and diamonds expand

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Hanna Syniavska

27.10.2026

Brian Armstrong: Bitcoin supply remains fixed at 21 million while gold and diamonds expand — Bitcoin capped at 21 million coins

Brian Armstrong, Brian Armstrong, compared advances in technology that enable the creation of lab-grown gold and diamonds to Bitcoin. He stated that, unlike tangible commodities, nothing can be invented to increase the supply of Bitcoin, which is permanently capped at 21 million.

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Armstrong previously shared instructions on how users can provide feedback via Coinbase’s API if they encounter stuck transactions, according to a past article. He has also highlighted the adoption of cryptocurrency in updating financial services on Base, as noted in earlier coverage. These activities reflect Armstrong’s ongoing interest in technological developments affecting digital assets and financial infrastructure.

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