No, you’re not being paranoid. Sites really are watching your every move | Ars Technica

https://arstechnica.com/tech-policy/2017/11/an-alarming-number-of-sites-employ-privacy-invading-session-replay-scripts/

If you have the uncomfortable sense someone is looking over your shoulder as you surf the Web, you’re not being paranoid. A new study finds hundreds of sites—including microsoft.com, adobe.com, and godaddy.com—employ scripts that record visitors’ keystrokes, mouse movements, and scrolling behavior in real time…