I'm pretty sure they are targeting the spike with

I'm pretty sure they are targeting the spike with the complete vaccine. They are hoping the target / targets they chose aren't going to shift with the mutations....I'm sure they are looking at that. They say if the target does shift with a mutation they can adjust quickly to get back on target.....hopefully we won't need Epivax if that did happen....upside is maybe we wouldn't have to pay Epivax 20% at that point.