4. Sponsored top sites and search results.
5. They use Google as the hard coded geolocation provider and never disclosed it to users.
6. They made a huge deal with Google to continue to "fund the browser", but what it's really for is insurance that Mozilla will continue to add Google into Firefox at every turn.
7. If you use Firefox Focus, they collect and transmit telemetry data to a very large and invasive third party data holder and handler, Adjust GMBH.
2/3