look into the 1918 flu. It will happen again and it wasn’t a joke. Modern meds will Have little impact unless you are among the 1%.
It probably won’t. That flu was probably the last time we had a weak enough medical sector combined with bad enough general hygiene and a strong enough virus for something like that too happen. Modern meds have quite the impact, there’s better stuff available OTC now for a couple of bucks than existed on the planet 100 years ago.
It will happen when we pack millions of men together in tight quarters and most people don't have indoor plumbing or observe modern sanitary practices.