[jjk166]

> Is there some small gene change that we're specifically worried about here

Yes. A single gene change allows for airborne Ebola transmission. This gene change has occurred in the Reston strain, which luckily does not cause symptoms in humans.

https://en.wikipedia.org/wiki/Reston_virus

[leereeves]

Where does that article say Reston (or a mutant strain of Reston) is airborne?