I realize this is a joke. But that's an interesting contradiction, how do you know how many people you didn't track? The answer is that you don't. These compan

I realize this is a joke. But that's an interesting contradiction, how do you know how many people you didn't track? The answer is that you don't. These companies estimate how many people block cookies or pie-hole requests to /dev/null or have ad blockers, etc. Their estimations are bad and they don't really know. It's a real problem.