Mastercard Tumbler

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8y

This one is more of a brain scratch than a brainfeed.
Mastercard apply for a patent to make anon transactions.
For what purpose?
Perhaps as the article says, "to attack other anon tumblers" ?

Time will tell

https://www.ccn.com/mastercard-applies-for-new-patent-for-anonymous-blockchain-transactions-a-regulated-bitcoin-tumbler/

Mastercard Tumbler | Ecency