>>13327209The Long Haul Syndrome seems to be cause by the S1 protein being taken up by non classical monocytes and not being broken down, causing chronic inflammation just like infection with the virus. Not the biggest knock, but since that's one of the biggest risks for people under 50 from the disease and we don't have a standard treatment protocol yet it's worth keeping in mind.
Cancer might be a risk of the DNA vaccines since the episomal DNA could stick around for many years in some cells and be integrated into the genome by chance.