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
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