But then think of it. Casino is a common and usual place where people do often make contact not only by oral communication but also with touching bank notes, casino coins, and even dices and other things used in betting. Therefore, there is a huge chance that COVID-19 would drastically decrease the physical gambling and do somehow can change gamblers' physical gambling onto digital one. And with that, it can somehow increase the community of overall cryptocurrency.
Right now, COVID-19 did not just decrease physical gambling in my country. COVID-19 makes the casinos close for a month. Yes there is a big chance that some cases of a person being infected is by touching of casino coins etc. Since before, it will take 2 weeks before noticing that you have virus. Person who is infected can freely go to casinos, play and infect others. Online gambling? Maybe there are still some who gamble. Probably they are the higher class people who are not worried that they have nothing to eat even though they lose on gambling in this situation.