Because in my first hand experience in ad tech and running an ad-monitized site, the net effect is that CPMs on Safari and Firefox (no 3rd party cookies) are about 60-80% lower than that of Chrome and Edge.
Link to study: https://techcrunch.com/2019/05/31/targeted-ads-offer-little-...
Because in my first hand experience in ad tech and running an ad-monitized site, the net effect is that CPMs on Safari and Firefox (no 3rd party cookies) are about 60-80% lower than that of Chrome and Edge.