> This isn't about silencing a political view, cancelling an unpopular opinion, or whatever. It's defending against a deliberate attack from an oppressive regime.

This is your opinion (not one I disagree with in this case) - but it's besides the point. I don't want DuckDuckGo to filter/sensor based on "politics of the day". I don't mind them tagging results.

> Search engines already have to do a lot of tweaking, for instance to defend against SEO spammers.

Sure, but there is clearly a difference here.

> Anyway, answering your question, I use and like Ecosia.

Will check it out, thanks.