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Articles & Research

Check out our company blog with articles on best practices, deep dives, and case studies on a wide variety of topics.

  • How Accurate is HyperLogLog++ in GA4?


    There’s a lot of reasons why your GA4 data may not line up with expectations, but one of the most confusing is HyperLogLog++ (HLL++) cardinality estimation, which is used to estimate user counts. This estimation algorithm shows up in the GA4 UI for all counts whether they are flagged as “sampled” or not, but will […]

  • On Self-Publishing My Analytics Book

    Google Analytics Alternatives book cover

    Me: “Can you give me any advice on self-publishing?” Paul: “So — have you written the book yet?” Me: “Umm, yea.” Paul: “Well, there goes my biggest piece of advice.” I had this conversation with my good friend Paul back in September of 2022, when I was trying to figure out how to turn my […]

  • Who Wants to Be Tracked?


    “We value your privacy…”, the clichéd beginning of many a privacy notice. I value my own online privacy, and whenever I read that phrase as part of a website consent banner it sounds like lip service at best. Consent banners ostensibly exist to give users control over their privacy and how their data is used. […]