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A comment on Monopoly Without a Monopolist: An Economic Analysis of the Bitcoin System [pdf]. Parent comment
The merchant could also let you leave after sending Bitcoin if the risk of double-spending was low enough (and network congestion was down).
Lightning Network will enable instant transactions without needing to wait for block confirmation, which is a true payments solution.
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The merchant could also let you leave after sending Bitcoin if the risk of double-spending was low enough (and network congestion was down).
Lightning Network will enable instant transactions without needing to wait for block confirmation, which is a true payments solution.