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It's been a bit more than a week since we learned of Omicron, the newest coronavirus variant of concern. And while we're still a while from knowing solid answers, the world's scientists have done an amazing job over the last 7 days unraveling parts of Omicron's mysteries. The three big questions are will our vaccines continue to work? For people who do get the virus, will it be severe and will it beat Delta to become the coronavirus champion of the world? So on today's Coronacast, what we know from the latest science about answering those big questions. Also on today's show * Does it escape previous immunity and/or our vaccines? * Is it better at spreading than Delta? * Does it matter? Does it make you sicker than previous variants? * Where's Dr Norman Swan's Omicronometer of Panic heading?