If you don’t like it, no one is forcing you to use those apps and services.
I go out of my way to avoid apps that harvest data, and as a result my life is much more difficult. It's a lot of work to stay on top of it, and there is still a lot of data that gets harvested anyways. It's impossible for the average user to do what you're telling us to do.
It's a pain to constantly have to reboot to switch between them, you have less disk space, and Windows will sometimes interfere with the Linux installation. Plus there isn't enough things I can't do in Linux, that I can in Windows to justify it.
Can you provide some links?