Let's not forget that design determines user behavior.
"Firefox’s designers have the leeway to make these privacy-first decisions because Mozilla’s motivations are fundamentally different from Google’s. Mozilla is a nonprofit with a mission, and Google is a for-profit corporation with an advertising-based business model." https://www.fastcodesign.com/90174010/bye-chrome-why-im-switching-to-firefox-and-you-should-too
"...designers should call out nefarious dark patterns, even when their colleagues are building them, so that manipulative interfaces that encourage people to give up their data don’t remain the default." https://www.fastcodesign.com/90171699/what-is-gdpr-and-why-should-designers-care