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Empowering Choice: Firefox Partners with Qwant for a Better Web
(blog.mozilla.org)
A place to discuss the news and latest developments on the open-source browser Firefox
If you can use Google through SearX, isn't Startpage redundant? IIRC they don't ever claim to do anything but proxy Google results.
After they were purchased by an advertising company? Yes.
Yes, except in the case where Google is rate limited. There is/was a Searx instance that regularly got blocked by Google, I do not remember which one though.