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Every piece of software is copying hundreds of little "somethings that exist".

The registration form uses a captcha to prevent bot registrations? The user is emailed with a link with a secret code that when clicked, verifies they control that email address. The IP address used to make the web requests are recorded (using a computer) and are later used to infer the users physical location from it. A webpage includes a map with a dot in places where users registered. The size of the dot depends on the number of users.

Which of the above is an invention that already exists for which we need to invent our own solution to?



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