NEWS UPDATE
Germany did its Heinsberg Covid cluster study
they found for the region
>14% already infected = are immune
>2% active cases
>0,37% lethality
population was selected as a representative to the total german pop.
the hospitals where never overwhelmed so this is a best case scenario
but
>0,37%
being a best case scenario is way to low
source press conference:
https://www.youtube.com/watch?v=VnrHamW8OXQ
>important part starts about 14:30