Kids, please use #Linux (or *BSD).
https://sneak.berlin/20201112/your-computer-isnt-yours/
It turns out that in the current version of the macOS, the OS sends to Apple a hash (unique identifier) of each and every program you run, when you run it.
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For the sake of completeness:
https://blog.jacopo.io/en/post/apple-ocsp/
