I think those are fair points; mileage will depend on your end-goals. We want to know how our traffic relates to real-world ad deliverability, real users in our

I think those are fair points; mileage will depend on your end-goals. We want to know how our traffic relates to real-world ad deliverability, real users in our funnel, etc. I'd agree with "Also, the concept of Visitors and Users that GA uses isn't transparent to me." but I'd add that whatever they do, is more accurate than what we could get from raw logs, as it relates to relatable business metrics.