I really wanted to watch this, but the video is unwatchable, it keeps buffering every few seconds, and the slides aren&#x27;t showing at all. Many thanks to pron for linking the paper. Message to <a href="http:&#x2F;&#x2F;www.heidelberg-laureate-forum.org&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.heidelberg-laureate-forum.org&#x2F;</a> and all others who persist in using video players that don&#x27;t work: maybe try youtube?