The document discusses a smart note taker device that can convert handwritten notes into editable text. It has several key features like allowing blind users to write freely and being useful for instructors during presentations. The system uses a Java applet program along with a database to recognize words written in air. It also has advantages like being reliable and powerful while helping instructors during presentations. However, its high cost means only high-income individuals can afford it. Overall, the document describes a smart note taking device that converts handwriting to text and has applications in education and presentations.