The Twitter widget facilitates in-context collaboration between you (the author) and your users (elearners). It helps you simulate a classroom environment in which elearners can ask questions to you and co-elearners in 'real-time'.
When you publish a project containing the Twitter widget, your users can ask questions from within the project without having to log on to Twitter. The questions appear to you and others at the appropriate context of the project in which they are asked.
While the questions can be asked only from a published project, the replies can be provided from any of the following: