This is not my area of expertise but I am struggling to think of a circumstance when one would need to post a reply to a topic (if that's what you mean by "updates") by such a mechanism unless it was to post to multiple forums at the same time and that sounds like a request for a mechanism to spam to me!
Am I unnecessarily suspicious?!
Do explain!
Volunteer Helper - but recommending that users move off the platform!
Once the admin for GregHelp now deleted.