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COVID after 2 years: 4 big questions we still don't have answers for


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In today's top stories, two years into the pandemic, scientists are still struggling to answer some of our biggest questions about the coronavirus including long COVID, vaccine immunity length, and its origins. In other news, Twitter permanently bans Marjorie Taylor Greene account for COVID misinformation.And finally, TikTok wants to make sure recommendations don't reinforce negative experiences.
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Tech News NowBy CNET