The idea isn’t new, really. The Associated Press has been using what’s called the “write-through” forever — adding new information to breaking news and telling editors what’s new in the story. Let’s do that for everyone, on the Web page and in a comprehensive and easy-to-understand way. (via KCNN: Updating a breaking news story)
Came across on the way to looking up something else, and it is just right for what I’m getting ready to teach.