https://assets.mozilla.net/annualreport/2021/mozilla-fdn-2021-fs-final-1010.pdf https://assets.mozilla.net/annualreport/2021/mozilla-fdn-202... <-- yes, the big

https://assets.mozilla.net/annualreport/2021/mozilla-fdn-2021-fs-final-1010.pdf https://assets.mozilla.net/annualreport/2021/mozilla-fdn-202... <-- yes, the biggest part are royalties for search engine placement. Part of that is from Google, likely the biggest part. It's still something that Chrome could do as well.