if i were cowork or codex teams i’d think about making collaboration object native to start, e.g: - team comments attached to artifacts, states, plans, & agent actions - every comment automatically enters the relevant agent context (tricky to do well) - branches of work that can be merged, reviewed, or rejected - clear attribution like who changed what, which agent did it, & why - shared permissions for humans & agents - lightweight presence, stuff like “signull is reviewing this,” “agent is…