What’s more far ahead than an ecosystem that you can’t leave without replacing all devices because they work poorly with anything other than Apple. If you don’t like all their products or Apple makes changes that you disagree with then sucks to be you, I guess.

That’s like the plot of the TV series “Lessons in chemistry” (which is based on a book), lmao.

No impact on regular web development. Firefox and some other browsers already block third-party cookies by default.