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| Oliver Grau during his keynote talk at IEEE ISMAR 2011 in Basel, Switzerland| Photographer Tobias Kammann| Tobias Kammann| [{Image src='https://www.austria-forum.org/cc/images/slim/by-sa.png' alt='CC BY-SA 3.0' align='center' link='https://www.austria-forum.org/cc/by-sa-30.html' target='_blank'}]| Datei:ISMAR11-Oliver Grau.jpg
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