This would be simpler than etcd in that it's not a distributed key/value store but a local-only thing. It's also not a key/value store but more of a graph datab

This would be simpler than etcd in that it's not a distributed key/value store but a local-only thing. It's also not a key/value store but more of a graph database and allows you to validate the configuration with predefined schema's (in its own terms), something etcd doesn't do for you.