I think the bigger point here is that it's impossible to know either way because DDG doesn't undergo independent verification of their privacy. It's closed-sou

I think the bigger point here is that it's impossible to know either way because DDG doesn't undergo independent verification of their privacy. It's closed-source code from a privately-owned, for-profit corporation based in the U.S. We have no idea what information they share or don't share, other than the claims they make about themselves.