> I'm hoping we get to a regulatory regime eventually where they can tweak overnight and produce fairly locally. I don't think that's likely. Even if a scienti

> I'm hoping we get to a regulatory regime eventually where they can tweak overnight and produce fairly locally. I don't think that's likely. Even if a scientist was able to adjust a vaccine overnight, you'd still need to do a clinical trial to verify that the vaccine doesn't accidentally target something that it shouldn't.