Part 2 of a practical learning diary on multi-agent AI systems. This time: what must exist around agents so the system does not become a polite distributed hallucination machine - handoffs, shared state, verification, observability, permissions, and costJustOpinion is a lightweight commenting system for static websites: register your site, add two lines of HTML, and start receiving comments without auth walls or heavy tooling.Part 1 of a a practical learning diary on what are multi-agent systems, when multi-agent setups are useful, when they are probably overkill, what shapes they usually take, and what types of applications may benefit from them.A practical workflow for using Cursor skills, global rules, and context journaling to reduce PR review churn and preserve decision history.