Is claude co-work actually useful and what do you guys use it for??

A developer, who uses coding tools like claude code, codex, and cursor, and relies on normal claude chat and claude projects for planning and reviews, is seeking insights into the utility of claude co-work. Despite frequent suggestions to use it, the developer is unsure about suitable tasks, permission settings, or its best use cases, particularly for developers. They are asking the community for specific examples of how they utilize claude co-work.