I agonize with a similar problem, but I think anyone with a blog will agree there is a real curatorial challenge there. I know Edward Tufte; he routinely delet

I agonize with a similar problem, but I think anyone with a blog will agree there is a real curatorial challenge there. I know Edward Tufte; he routinely deletes his own contributions to his own forum, and will not hesitate to delete material contributed to experts in their fields, often post-publication.