The Blockspace Podcast: Did Jack Dorsey Fix The Bitcoin Merchant Problem?

Cash App & Square roll out Bitcoin payments at 4M+ merchants. Jack Dorsey leverages Lightning Network to compete with Visa/credit card fees. Plus: the controversial Bitcoin denomination change that's dividing the community.

Nov 16, 2025

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we break down Jack Dorsey's massive Bitcoin rollout across Cash App and Square—4M merchants can now accept BTC payments via Lightning and mainnet. We explore how Bitcoin rails are undercutting Visa/Amex fees, the Strike-style settlement strategy, and the controversial BIP 177 denomination debate.

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Notes:

• 4M Square merchants now accept Bitcoin payments

• Credit card fees range from 2-6% per transaction

• Cash App uses Lightning Network for settlements

• BIP 177 proposes renaming Satoshis to Bitcoins

• 100M Satoshis equal one Bitcoin

• Jack Dorsey owns Block, Square, and Cash App

Timestamps:

00:00 Start

00:46 CashApp & Square updates overview

03:52 Bitcoin rails

09:36 Network effects

13:59 150 features

21:08 Bits are BACK

👋The Blockspace Podcast is produced Blockspace Media, Bitcoin’s first B2B publication in Bitcoin. Follow us on Twitter and check out our newsletter for the best information in Bitcoin mining, Ordinals and tech!

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