The industries that are hit the worst during a pandemic are those who function to satisfy humans' indulgences. You can identify them pretty easily. From leisure air travels, to night clubs, to some dine-in restaurants, to recreational activities. They are most impacted at a time when humans have to exercise restrain.
In turn, the pandemic exposes us of our greed, all the things that we like to do are not the things that we necessarily cannot live without. How do I know? Well, you are still alive despite not doing a lot of the things you used to do before the pandemic, aren't you?