The document discusses the history of digital art from the 1970s to the present. It describes early digital artworks created using mainframe computers by artists like Lillian Schwartz and Nam June Paik. The Vasulkas' video synthesis works are also mentioned. The document then examines problems that arose for new media art, tensions between conceptual "Duchamp Land" approaches and technological "Turing Land" approaches. Finally, it outlines the emergence of desktop computing with early home computers like the Commodore PET and the influence of this on digital art practices.