Couple this with post 71.
“Infection-enhancing anti-SARS-CoV-2 antibodies recognize both the original Wuhan/D614G strain and Delta variants. A potential risk for mass vaccination?”
https://www.journalofinfection.com/article/S0163-4453(21)00392-3/fulltext
Again, maybe, possibly, could be, but hasn’t been seen in how many hundreds of millions of cases around the world?
There is zero evidence ADE has occurred anywhere on Earth with COVID-19, either with vaccination or (where it would more likely occur) natural infection. There is a mountain of evidence against it.