Audience member One of the things I've heard is that the real death cause when you get a flu is the associated pneumonia, and that a pneumonia vaccine may offer you 50 percent better chance of survival.

But with new or better vaccines for malaria, TB, HIV, pneumonia, diarrhea, flu, we could end suffering that has been on the Earth since the beginning of time.

Then there's all kinds of other applications. Implanted medical devices, where people don't have to die of infections anymore if you can seal the thing up.

As with the pneumonic form of bubonic plague, it was associated with breakdown of lung tissue which would cause blood to appear at the lips.