The issue is people don't read and educate themselves. They hear something and rather than read it for themselves and confirm it, they accept it as truth. Lemmings... This is true from everything from Religion, Politics and.... Windows 10.
So, if you want to get educated, for 30 minutes and read the Microsoft Terms of Service. They tell you what they DO and will NOT do. It's really just that simple.
For example, here is the Terms of Service in regards to YOUR CONTENT:
If you don't like it, fine. However, I guarantee the Terms are better than most other companies like Facebook or Google. I know, I've READ them.