The search for quantum gravity: where are we, where do we go from here?

          @misc{ pirsa_PIRSA:20010093,
            doi = {10.48660/20010093},
            url = {https://pirsa.org/20010093},
            author = {Smolin, Lee},
            keywords = {Quantum Gravity},
            language = {en},
            title = {The search for  quantum gravity: where are we, where do we go from here?},
            publisher = {Perimeter Institute},
            year = {2020},
            month = {jan},
            note = {PIRSA:20010093 see, \url{https://pirsa.org}}
          }