The world is experiencing a "pandemic of the unvaccinated," but the largest pool unvaccinated people isn't to be found among vaccine deniers of the rich world.
Rather, these vulnerable people - whose infections might spawn new, vaccine-bypassing, more-lethal variants - are the 2.5b people in the world's 125 poorest countries, where vaccines are not widely available and the vaccination rate is 2.6%.
https://doctorow.medium.com/pandemic-of-the-unvaccinated-5844d6c37c9b1/