It’s curious that you claim privacy and anonymity are clearly differentiable but didn’t bother to define either of them. Is your claim accurate? We have no idea, because we don’t know what you’re talking about.
George Orwell, Philip K. Dick, and Corey Doctorow already covered the basics, and two of those authors did so decades ago. Why are you asking this question now? What is it that you want to hear that they didn’t already say? Or are you asking us whether we’ve read those authors?
My company will let me purchase software, but it won’t let me donate to FOSS. Budgeting says it’s “unnecessary”. So screwed up. (A tiny amount money on my end, but still, it would be nice to help out a little.)