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Re:Reverse Engineering Ticketmaster's Rotating Barcodes by fallingknife on Tuesday July 09, 2024 @03:34PM (#40920079)
1. ticket master holds the money for 14 days before paying the customer

2. there are a lot of customers

3. therefore ticket master holds lots of customer cash in transit (this is called the "float")

4. cash earns 5% interest so this year they will earn about 5% * avg float

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