Interesting! More reading here: https://blog.chromium.org/2020/05/a-safer-and-more-private-b... Looks like they try to choose a D-o-H provider that is associated with your plain DNS provider, instead of just jumping straight to Cloudflare.
Yup, iirc Mozilla made a deal with Cloudflare to... not do that.
Yup, iirc Mozilla made a deal with Cloudflare to... not do that.