I agree there's no CRISPR involved that I've read but as far as changes to DNA, if you ask me, the jury is still out since any long term effects from the vaccines are not known and something as simple as stress can, over the long run, change DNA, epigenetic and environmental DNA changes have long been established.
There's another vital component that he touched upon above which I've found two articles to correlate to. I've been meaning to have done an article on it myself by now by was intercepted by the Easter break period from school and wanting to give the parents a few days off from the kids, trying to concentrate with five kids about gets difficult. Maybe if I am lucky I can get it done tonight.