My guess would be single message (debit) vs dual message systems. They probably ... | Hacker News

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		lmz on June 30, 2020 \| parent \| context \| favorite \| on: Forget Google, time to end the Visa-MasterCard duo... My guess would be single message (debit) vs dual message systems. They probably want to hold / authorize a large amount first as insurance.

namdnay on June 30, 2020 [–]

What's strange is that you can authorise on debit cards (at least french ones)...

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