I’m writing this to organize my thoughts and have a reference for colleagues, but I’m happy to share it as well, so let’s get to it!

Practical articles on measurement strategy, data quality, analytics implementation and the long-term trustworthiness of data. I also cover unusual technical problems, original approaches and changes affecting how organisations measure and decide.

I’m writing this to organize my thoughts and have a reference for colleagues, but I’m happy to share it as well, so let’s get to it!
![[discontinued] GA4 Guide - Measuring citations from Google Ai overviews and AI mode 2 f4d763e2 26b3 4456 a6dd accb1658c56c](https://mareklecian.cz/wp-content/uploads/f4d763e2-26b3-4456-a6dd-accb1658c56c.jpg)
Is Google bringing keywords back to GA4 thanks to AI? Almost yes—only now they’re full sentences. You might think the era of “not provided” in analytics is finally behind us. Maybe not. But then Google AI Overviews shows up and starts adding something like #:~:text=some%20text… to URLs, and suddenly there’s hope: what if AI is […]

You might think the ad- prefix in CSS is harmless. It’s just a couple of letters, clear enough for even a junior dev to spot. But those few letters can turn your frontend into a totally blank page. Even worse? You’ll only hear about the bug from a furious client. In production. Late Friday afternoon. […]

People often underestimate that today’s “AI summaries” in search are only the gateway to a far deeper change: shopping and service management that will be handled for us by highly autonomous software (AI agents). This will trigger another major shift in the economy and the way the internet works. Let’s look at the various consequences […]

This is a straightforward list of links my hand picked collection of the highest-quality resources on Google AI Overviews and Google AI Mode in Search—so I don’t have to keep sending them out one at a time. 🙂