I agree with Prof Glenda Gray’s comments about the lockdown. I was glad when our politicians decided their decisions would be science-based; I hoped this would mean some logic in their decisions. But I seem to have been wrong.

For example, the biggest factor in controlling Covid-19 is the R0 number. If it’s above 1, the spread of infection is getting worse; less and it is decreasing. We don’t get given weekly R0 values, so have no knowledge of where we are...

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