The document is a presentation about HTML5 given by Frédéric Harper of Microsoft Canada. It introduces HTML5 and its key features such as video, audio, canvas, drag and drop. It discusses the different stages in the HTML5 specification process. It also covers strategies for using HTML5 across different browsers, including the lowest common denominator approach, polyfills, and alternate experiences. The presentation encourages learning more about HTML5 and having fun building projects with it.