And, like many of their other projects, they seem to be content to throw their hat in the ring just to keep everyone else honest. Broken DNS is a threat. But

And, like many of their other projects, they seem to be content to throw their hat in the ring just to keep everyone else honest. Broken DNS is a threat. But they don't need to answer all DNS requests to protect against it. They just need a non-broken service as a credible threat to keep the other providers from sliding in that direction.