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Welcome to Abacus!

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Welcome to Abacus!
Ravi Hiranand
This article originally appeared on ABACUS

Congratulations for being curious!

We weren’t sure if everyone would try to scan the QR code… but I’m glad you did.

QR codes are everywhere in China. Unlike the one you just followed, they’re not just links; instead, they power the country’s vast mobile payment system.

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