Fedora Magazine - https://fedoramagazine.org/fedora-28-atomic-host-brings-podman-automatic-update-check/
Fedora 28 Atomic Host is available now, as part of the Fedora 28 release! This release brings various exciting features to enhance your experience with Atomic Host. Highlighted features include: automatic update check, Podman, unified OSTree repo, system container using SELinux policy from the host, official AMIs available in more AWS EC2 regions, and continued multi-arch support.
Automatic update check
Fedora 28 Atomic Host, features automatic update checking. By default, automatic update check is disabled. To know the state of automatic updates, run:
$ rpm-ostree status -v State: idle; auto updates disabled Deployments: ● ostree://fedora-atomic:fedora/28/x86_64/atomic-host Version: 28.20180425.0 (2018-04-25 19:14:57)