The Importance of Being Curved

          @misc{ scivideos_PIRSA:14040124,
            doi = {10.48660/14040124},
            url = {https://pirsa.org/14040124},
            author = {Kleban, Matthew},
            keywords = {},
            language = {en},
            title = {The Importance of Being Curved},
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2014},
            month = {apr},
            note = {PIRSA:14040124 see, \url{https://scivideos.org/index.php/pirsa/14040124}}
          }