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@travisthetechie ("Travis Smith") retweeted:
@petermbenglish ("Peter English #FBPE") replied to a tweet by @petermbenglish:
2/ There wasn't much time for an answer; and the virologist probably wasn't prepared, so let me have a go.
If you get vaccinated, you're roughly 1/3 as likely to infect somebody else. They might be one of the ones who couldn't get vaccinated, or in whom the vaccine won't work.