TY - VIDEO AU - Stephen Jordan C2 - XRDS: crossroads (ACM's undergraduate magazine) DA - 2016-09-01 DO - https://doi.org/10.1145/2983539 LA - en M1 - 23 PB - XRDS: crossroads (ACM's undergraduate magazine) PY - 2016 TI - Black holes, quantum mechanics, and the limits of polynomial-time computability ER -