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AP Photo/Jae C. Hong To mask or not to mask has been a debate across the entire year of COVID. There are and will probably be some form of mask requirements worldwide for the foreseeable future. Some polls indicate that millions will continue wearing masks even after they’re vaccinated and herd immunity against COVID is established, which could come as soon as April. So as long as we’re wearing masks, what if there was a mask that included virus-killing technology? Viruses can go airborne when people who are infected with them breathe out droplets, sneeze or cough. Even talking can send out droplets for others to breathe in. We’re wearing masks to block as much of that transmission from happening as possible. Still, masks aren’t perfect. Droplets can slip through. Exhaling can push droplets out around the edges. And the masks themselves only block droplets carrying viruses, they don’t kill the viruses themselves. People sometimes don’t wear their masks correctl ....