The annual measurement volume: capability, investment, deployment, incidents, public opinion.
Why read it. Numbers, updated yearly, that let you check your own drift.
The clearinghouse
The best navigable map of the argument
Not a catalogue of scary AI stories, and not a reading list for optimists. Both cases are given the same seriousness, because a person deciding what to think needs the strongest version of each.
The closest thing the field has to an IPCC-style synthesis, commissioned after the Bletchley summit.
Why read it. Where the disagreements are documented rather than argued.