The document compares and contrasts Twitter and blogging, discussing how Twitter is easier to use but encourages shorter updates throughout the day, while blogging allows for longer in-depth posts. It also examines the ease of use of Twitter versus YouTube/SlideShare, finding Twitter very easy to learn but some prior knowledge needed for the latter sites. Finally, it discusses the community aspects of following/followers on Twitter versus interest-based viewing on SlideShare, and the author's thoughts on exploring presentations within their field of study on SlideShare.