I think it's hard to create, and then objectively assess. The people who participate in activities, are very much married to them. They're in love with them. It's their baby. Whatever analogy makes sense to you. But, "This is my thing that I've created, that I can't see the blind spots of." The value in having people with very particular kinds of expertise assess this experience, especially if it's expertise you don't have. Of course, I think there's a value there.