Virtual performances are no substitute for being there with audience. Even when I watch YouTube videos of past live performances, it's seeing the emotional response of the crowd that helps make it special. There will be pent up demand but many folks may not have disposable income for entertainment. Things will come back slowly after a vaccine is developed. Prior to that some things will gradually open provided we have adequate testing (not close to that in the US right now) and tracking mechanisms to identify people exposed to an infected person. There is growing talk that 2020 college football will rescheduled for spring 2021.