It's not exactly an article proving it: https://www.theverge.com/2018/6/4/17427000/wwdc-apple-safari-antitracking-facebook-like-share https://www.theverge.com/2

It's not exactly an article proving it: https://www.theverge.com/2018/6/4/17427000/wwdc-apple-safari-antitracking-facebook-like-share https://www.theverge.com/2018/6/4/17427000/wwdc-apple-safari... And here is what Facebook is doing to fight third-party cookie blocking on Safari and Firefox: https://www.adweek.com/programmatic/the-facebook-pixel-will-add-a-first-party-cookie-option/ https://www.adweek.com/programmatic/the-facebook-pixel-will-...