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I have always wondered what is so special about CVV numbers. It has been so widely popularized by checkout systems that by now everybody would be knowing what C

I have always wondered what is so special about CVV numbers. It has been so widely popularized by checkout systems that by now everybody would be knowing what CVV number is. No?

apowell 17y ago
In my experience, you can never rely on everybody knowing something. Every piece of assumed knowledge is a stumbling block for someone and will result in lost sales.