Can cosmology test string theory?

          @misc{ scivideos_PIRSA:05030113,
            doi = {},
            url = {https://pirsa.org/05030113},
            author = {Easther, Richard},
            keywords = {},
            language = {en},
            title = {Can cosmology test string theory?},
            publisher = {Perimeter Institute for Theoretical Physics},
            year = {2005},
            month = {mar},
            note = {PIRSA:05030113 see, \url{https://scivideos.org/pirsa/05030113}}
          }