The document discusses several key aspects of postmodernism and postmodernity including:
1) The Pruitt-Igoe housing complex in St. Louis from the 1950s-1970s that was designed based on modernist principles but failed due to social and design flaws.
2) Jean-François Lyotard's definition of postmodernity as the altered status of knowledge in postindustrial, postmodern societies and cultures.
3) Characteristics of postmodern literature such as intertextuality, performativity, fusion of genres, inclusion of multiple voices, historiographic metafiction, and cultural critiques.