Contact tracing, testing and isolation is key for some diseases, but difficult for #COVID19 (and e.g. influenza) due to its contagiousness and many asymptomatic carriers. Can be used as part of a #lockdown strategy, or after herd immunity is reached, but will not work by itself. https://t.co/CH3tCarXlW
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It's good to know that when the next avian influenza pandemic comes (and it will), there will still be people like you that will claim it's impossible to stop and we should build 'herd immunity' while accepting the 40-50% death rate.
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That depends on the size of the list. Much of what we did in March/April/Beyond would have had an outsized effect on early Feb After massive community spread for months? Lockdowns are a joke
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