@Tpower, yes I agree fully and I don't want to say conventional warfare is obsolete (there's always a possibility it could happen) but again any country that decides to go up against the U.S. would be committing a grave error...
It will be a staggering cost when we get the final tally from Covid-19 (Deaths, illness, suicides, lost jobs, broken families, ballooning National debt etc.) And China accomplished this without ever firing a single bullet!