Maybe the record-setting omicron storm is the prelude to the sunnier place we’ve hoped for during two years of COVID-19. Dr. John Goldman, a UPMC infectious disease specialist, believes it’s possible. He bases it on the fact ultra-contagious omicron is touching so many people so fast it won’t be much longer until everyone has some immunity, either from vaccination or getting infected. “What’s likely to happen in the next three to six months is that everyone who is not vaccinated will get infected, and what will end up happening is a population that has at least some partial immunity,” he...