Arcades should help members prioritize their path into a community. It should help them make decisions about where they want to go and what they want to do. If users know what information is important to them, they can make this decision better. The community arcade should give a view into the community from the outside without overwhelming users.
Just as important as the ability to share content itself is the ability to easily share how something is made. The most common remixed media is all visual; meme templates lay out the recognizable format and it’s intuitively obvious how to change them into messages that suit your niche or community.
LLMs are mid. It does a good job at getting the average and this is useful in many areas where this is tough. When you want "good", LLMs let you down. We underestimate the impact doing things to a "mid" level will have on the world.