The main features of this Virtual Unconference system (submit content and discussions etc) are found on each session's FULL post. Click the post title or Session Discussions and Extras in the post footer to gain access to the features or click/navigate the session directly from the Official Blog link on the Virtual Session Wall.
Use the general Unconference pages to navigate/submit content related to the unconference in general and NOT related to specific to a particular Session.
Session Discussions/Takeaways (via threaded comments)
Use <b> and </b> to highlight session takeaways and snippets in the comments below