Why so? What's the logic? With ooh.directory, one person is curating it. With a community project, 10 people may curate it. What makes 10 people curating the list more susceptible to slop?
And to prevent commercial and political interests from joining the community, and later overwhelming the original core team.
I think you're asking the author to organize a structure like Wikipedia, with talk pages and topic experts, which would be a significant undertaking.