Oh, I see, I interpreted the statement as Mozilla handing over previously collected user data as payment for getting AccuWeather’s widget.
However, any webpage visited in a bowser provides this info. So if you haven’t stopped it happening from the get, you’re handing this data over in mass. But thanks for clearing that up for me!
A solid privacy conscious youtuber, The Hated One, just published a video on this exact topic. It’s very detail oriented and should be easy for anyone to follow along. Here’s the link: https://youtube.com/watch?v=A8ZXDiQLH9I