Some people will hate this post ... Even if this article will not contribute to increase SP ...
https://www.mcgill.ca/oss/article/covid-19-critical-thinking-general-science/bioclouds-science-air
... he has the merit of asking the right questions, and answers are still missing. :(
Can't wait to see this famous biocloud in action in the real world and see the reality check.
I hope all this biocloud promises are true and this not, in fact, a bioClown :P
GLTA