It felt like I was on a rollercoaster: one minute, hope; the next, despair. Till the very end, I was unsure what would happen.
Also, very pertinent to our times: environment, new technologies such as AI and the role of faith/truth/morality.
It would have been great to have a longer ending and more about the characters like: the Chief, who found out such devastating news in the last episode.
Human foibles and inconsistencies were highlighted.