Instruction using hyper programs is not in the creation of total lessons and presentations of individual lessons but in the presenting the properties of the authoring language and then letting the student use their own creative ability to present information, lessons, projects, etc. (Ed/ITLib Digital Library)

But SCORM is a general purpose XML-based representation, and we were interested in an authoring language that was easier to create and closer to the domain of authoring bioengineering courseware for VaNTH. (Vanderbilt University)

Unlike existing authoring languages, CALVIN is purely visual, and it is hoped that some of the ideas it embodies may have wider applicability. (The Pennsylvania State University)