Presentation given at the conference "Wer hat Angst vor Open Access? Informationen und Hintergründe zu Open Access in Horizon 2020" ("Who's afraid of Open Access? Information and background on Horizon 2020") in Vienna on 3 June 2013. The event was organised by the Austrian Research Promotion Agency (FFG) and the European Liaison Office of the German Research Organisations (KoWi). Conference webpage: http://rp7.ffg.at/rp7_openaccess2013