Philda Dladla, 59, enters a green and white card, with a thick red line running across it, into a small opening in a machine that looks like an ATM.

It’s so that the machine can scan the card.

It’s a Thursday around 10am. Around her, people are rushing to do their end-of-the-month grocery shopping and taxis are blowing their horns to attract passengers.

Dladla enters a four-digit pin.

But there aren’t any bank notes popping out.

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