Antibody-dependent enhancement seems to be the latest hot trend among pseudoscientific anti-vaxxers, but they all conveniently ignore the fact that we literally have evidence that this doesn’t happen in humans. Even the study authors admit that the effect wasn’t seen in their animal trials nor in human trials:
> And the authors note that if antibody treatment led to ADE in humans, then it would have been seen in the convalescent serum trials and in its clinical usage. But it was not