Just guesswork again then, using incomplete and possibly flawed data
Also, using the formula shown by Hugh, my neighborhood has an R value of 0 so I should be free to party & BBQ to my hearts content . . . in fact other neighborhoods with a zero rating could join in
of course, none of us have been tested so we really aren't sure if we've had it, got it, or are naturally immune to it
Going by the news up this end of the country, Cleethorpes is about as safe as you'll get too