"No shady privacy policies or back doors for advertisers" proclaims the Firefox homepage, but that's no longer true in Firefox 128.
Less than a month after acquiring the AdTech company Anonym, Mozilla has added special software co-authored by Meta and built for the advertising industry directly to the latest release
If you have syncing on, you are already trusting Mozilla with your history.
Oh yeah, agreed, if your syncing then your security model doesn’t include worrying about tracking.
Isn’t Firefox sync E2E encrypted?
You are correct. My mistake.
https://www.mozilla.org/en-US/firefox/features/sync/