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> I often wonder how money is stored.

In a computer account. Here's a 22-second clip[0] from a 60-Minutes interview with a former chair of the Federal Reserve talking about how money is lent to banks. Literally just numbers on a computer.

"...We simply use the computer to mark up the size of the account that they have..."

[0]: https://www.youtube.com/watch?v=hiCs_YHlKSI



How do banks do backups of this data?




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