Is a street preacher the right metaphor for every little blog online? UPDATE: Since this story was published, both Genius and Hypothesis have moved to undermine abuse via web annotation using their ...

What’s It Like? Genius is a tool for annotating text online. An outgrowth of Rap Genius (a longtime tool for collecting and annotating rap lyrics online), Genius lets users annotate and analyze texts ...

PDFs are great, portable, cross-platform documents that you can read on your Mac, your iPad or iPhone, or on a PC. But this ubiquitous file format is also useful when you need to share works in ...