Wrong, there are many vaccines that do not provide a full protection from contraction. But often do provide milder symptoms if contraction does occur. See Mumps, Measles
What does time of development have to do with it? Technology and information is moving at faster and faster rates. What would take 20 years yesterday, could easily be done in one year today. Quite conceivable.
We do heavily regulate alcohol, smoking and speeding for just that reason. Benefit of society as a whole.
Politics is another conversation and another action for tomorrow, don't use it as an instrument to deflect responsibility from what we need to do here in our country, today, to end this pandemic. The real question is, as the pandemic is here, regardless of where it came from, what are we as a nation going to do about it, as people die from it.
And I agree, we do need to help the rest of the world to end this pandemic. We don't need another variant evolving.