Yes, this is why these mRNA vaccines are here so fast; a lot of prework was done for SARS vaccine, which is also a Corona disease.
But I think SARS died out before the vaccine was ready/needed.
But I think SARS died out before the vaccine was ready/needed.
While we cannot totally disregard ADE, I assume we should have seen it by now (and the Oxford trial was stopped exactly because they thought they might have observed something like it). Whether it appears again on a population scale level, nobody knows.