We've been here before with herd immunity. After two months only 4% of people of coronavirus sufferers still have antibodies. That's why herd immunity isn't happening, simply because not long after having it the once you become succeptible to catching it again.
As for the OP premise, fingers crossed that is the case. I fear, however, that its may be many years before there are as many venues to play due to so many closing their doors permanently.