"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
Mozilla is not a non-profit. And if they were, they are legally bound to it. It’s not optional to go by the mission if you’re a non-profit.
https://en.m.wikipedia.org/wiki/Mozilla_Foundation