Yeah, that's not how the law works, sorry about that. Every human has rights that cannot simply be waived because a website says so.
Everyone has a right to privacy, and that's what the GDPR is about ensuring for EU subjects. Your thinking is extinct and I strongly suggest changing it, or fading away like everyone else who feels the same way.
This is far from an absolute. Each country more or less dictates the rights of their people, and many countries do not directly provide this right. As an example, the Indian supreme court only declared it a right last year, and most articles talking about it only list a very select few other countries as ones that provide this right.
Everyone has a right to privacy, and that's what the GDPR is about ensuring for EU subjects. Your thinking is extinct and I strongly suggest changing it, or fading away like everyone else who feels the same way.