To completely eradicate it. it is still the best shot at getting rid of it, by far. I thought this article was good.

“To defeat Covid, “we’ve got to convince people to take the vaccine,” said Anthony Fauci, the top U.S. government infectious-disease specialist, in an interview. “If you have a highly effective vaccine and only 50% of the people take it, you’re not going to have the impact that you’d need to essentially bring a pandemic down to such a low level that it’s no longer threatening society. And that’s the goal of a vaccine, the same way we did with measles, the same way we did with polio, the same way the world did with smallpox.”