NYC has a population of 10m. With 10k now dead, that means 1 in 1000 have now died in Covid in NYC. Note it's not 1 in 1000 infected! It's 1 in 1000 dead.
A French noble winner said the virus has the dna sequence of hiv/aids. Search with "Luc Montagnier" for news. Can't link as it's controversial. But that spells trouble. Indicating vaccine makers might have some hard time. Or we might never be able to come up with an effective one.
Immunity once infected isn't guaranteed. South Korea is finding 2% getting reinfected after the first time.
https://edition.cnn.com/2020/04/17/health/south-korea-coronavirus-retesting-positive-intl-hnk/index.html