> ad conversions can easily be measured without cookies by serving unique URLs with each ad, so what's even the point of this technology? I believe the goal is

> ad conversions can easily be measured without cookies by serving unique URLs with each ad, so what's even the point of this technology? I believe the goal is to infer the impact of impressions which do not require a click or user interaction. Privacy-preserving attribution works as follows: Websites that show you ads can ask Firefox to remember these ads. When this happens, Firefox stores an “impression” which contains a little bit of information about the ad, including a destination website. If you visit the destination website and do something that the website considers to be important enough to count (a “conversion”), that website can ask Firefox to generate a report. The destination website specifies what ads it is interested in. ... https://support.mozilla.org/en-US/kb/privacy-preserving-attribution https://support.mozilla.org/en-US/kb/privacy-preserving-attr...