OK, now tell us why this isn't an EU DMA violation – asking for a friend in Brussels

Because it's a new type of tracking that hasn't been explicitly banned yet. That's how these companies operate. They'll change something ever so slightly and go "you haven't told me not to use this yet! Nee ner nee ner nee ner!"

I sure miss the days when Google was a refreshing change from a Microsoft dominated tech world, back before they changed their motto of "don't be evil".