Content about what is page 1 in a series. In this block contect is static. Just create pages in Lectora and add them at will.
On the right the small icons represent all users that have visited this course. They all can comment on any page and that will be visible to any new user.
To see a comment a user has given, click on the small icon representing him. It will show in the blue part.
You can add or edit your own comments too.
Click submit comment will save the comment.