Earlier quoted context omitted.
Not really, because it still doesn't give people sufficiently fine-grained control over demands on their attention. I think the ideal is the approach you get with discussion forums: Create a set of boards organized around topics, and place named, threaded conversations within those boards. People can join a board, in which case they will be able to get a list of new conversations related to that board's topic. They c…
What’s the difference between that sort of topics and news groups or mailing lists (with archives)? If I want information on something, subscribe; if I don’t want information, unsubscribe: I can always follow/search the archive (or read digests)
News groups and mailing lists don't scale super well, in that, when you subscribe, you then get sent everything. Maybe not terrible for the 5-10 emails a day from my kid's playgroup's email list, but absolutely awful for trying to keep up with a team of 100 people.