It’s too aggressive to become a pandemic, people who catch it die too quickly to spread it. That’s why Ebola isn’t global despite how nasty and endemic it is; people who catch it die immediately instead of pretending like they don’t have it and going to work anyway and passing it to a coworker whose immune compromised parents end up spending three weeks in the hospital slowly recovering but not fully.
…yet
It’s too aggressive to become a pandemic, people who catch it die too quickly to spread it. That’s why Ebola isn’t global despite how nasty and endemic it is; people who catch it die immediately instead of pretending like they don’t have it and going to work anyway and passing it to a coworker whose immune compromised parents end up spending three weeks in the hospital slowly recovering but not fully.
also because this was the pneumonic plague to, which is not a common way its spread.