It's pretty clear that the ISPs drafted their letter before Google made it clear that they would not be forcing the transition to their own DNS servers. The complaints are entirely about centralization.
Google has attempted to allay some of these concerns, but their initial blog post [1] makes it lear that only certain whitelisted DNS providers would be permitted to participate. That does imply a degree of centralization regardless of Google's assurances to the contrary.
Google has attempted to allay some of these concerns, but their initial blog post [1] makes it lear that only certain whitelisted DNS providers would be permitted to participate. That does imply a degree of centralization regardless of Google's assurances to the contrary.
[1] https://blog.chromium.org/2019/09/experimenting-with-same-pr...