While much business travel may be inessential, family visits for Lunar New Year are surely essential for many people, so this is a tough time for such an experi

While much business travel may be inessential, family visits for Lunar New Year are surely essential for many people, so this is a tough time for such an experiment. I was surprised to learn that there are normally 3 billion passenger-journeys in China during the Lunar New Year period! (https://en.wikipedia.org/wiki/Chunyun https://en.wikipedia.org/wiki/Chunyun).