I have a question for those of you in the know...

Considering how quickly and seemingly easy (I know that "easy" is probably not the right term, but still...) they came up with this vaccine, how is it that other virus' go on and on without ever having a vaccine developed for them? Say for instance HIV or Ebola?

"Ignorance is acceptable, because you can remedy it with knowledge and research. Stupidity is when you guard your ignorance."
Ted Nugent

"Idolizing a politician is like believing the stripper really likes you."