Media type: E-Article Title: Screens in the sky: SAGE, surveillance, and the automation of perceptual, mnemonic, and epistemological labor Contributor: Packer, Jeremy Published: Informa UK Limited, 2013 Published in: Social Semiotics, 23 (2013) 2, Seite 173-195 Language: English DOI: 10.1080/10350330.2013.777590 ISSN: 1470-1219; 1035-0330 Origination: Footnote: