Today, I’m talking with Willem Avé, who’s head of product at Square. You know Square — it was started by billionaire Jack Dorsey, of Twitter fame, more than 15 years ago, and it got big on the back of that little magnetic reader that plugged into the headphone jack of the iPhone and let small businesses accept credit cards.
Now, of course, Square is more than a credit card reader, and sadly, the headphone jack is ancient history. Square itself is part of a parent company called Block,…
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