Now that the dust has settled from the Met Gala, with all the excitement over Kylie Jenner’s bathroom selfie and Rihanna’s body-swallowing Comme des Garçons florals, it is worth pausing to consider a red carpet moment most people missed: the entrance of Joe Gebbia, co-founder and chief product officer of Airbnb, with Yeonmi Park, a North Korean refugee and international refugee activist.