Basic examples: Meeting Date view not updated automatically
Create a Meeting Date task (as root; not sure if this is important), and assign root and 1 other user. Make sure the top-level task ("Meeting Date") is opened in a tab for root. Go through the workflow for both users, indicating and accepting a meeting date. Now look again at the Meeting Date tab for root. It hasn't been updated:
Close the tab and re-open it. Now it shows the next step: