Amazon sells used products as new

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Wonder if your purchase is a return? Take a closer look at the label — three little letters might reveal the truth.

$30 million

What the photo calorie app Cal AI is raking in annually. And get this: It was built by a high schooler who was rejected by 15 of the 18 colleges he applied to. Zach Yadegari had a 4.0 GPA and a 34 ACT score (top 5%). Zach’s rejection letters aged like yogurt, but his bank account is aging like wine.