Comcast claims it cares deeply about customer privacy. But it is doing everything it can to get lawmakers to push back on Google's plan to enable DNS over HTTPS (DOH), which would encrypt DNS queries and make them harder to read. By odd coincidence, this would nullify the advantage Comcast enjoys in tracking subscribers.
https://www.vice.com/en_us/article/9kembz/comcast-lobbying-against-doh-dns-over-https-encryption-browsing-data
https://www.vice.com/en_us/article/9kembz/comcast-lobbying-against-doh-dns-over-https-encryption-browsing-data