(IMAGE) Saarland University Caption No film studio is necessary: Persons filmed outdoors can now easily be transformed into virtual characters. Credit Hasler/MPI Usage Restrictions Press photo is free of charge. Please, consider the <a target="_blank" href="http://www.uni-saarland.de/pressefotos">terms of use</a>. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.