Rory Alsop, creating an answer stub in response to your comment: "@blunders, this idea could be excellent for a series of blog posts if you are interested. See the link to the meta question on a security stackexchange blog", found on this question: Crowd sourcing response planning to very public security issues
If possible, please clarify what your idea is, either by commenting, or just editing the answer to create the answer you're looking for. Thanks!