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Will we ever get rid of SARS-CoV-2, known by most as Covid? The question is being asked by the numerous scientists who, all over the world, are fighting with studies to protect us from the most tenacious and present virus ever. They fight by designing new generation vaccines: some capable of ‘circling’ the virus thanks to a self-amplifying technique that produces numerous copies, others, through their mosaic structure, managing to act in multiple directions, as if they had eyes to see many enemies and not just one, in this case more coronaviruses: at least eight at a time, thus managing to fight them simultaneously.