Nor will he ever back out of it because as I've been saying since covid began, when Trump is accused of pushing the dangerous vaccines, he has a simple defense:

I trusted the science just like you, and we were lied to.. {we know why warp speed had to be done, but that story is not for public discussion}

If you notice, they have never gone after him for this, even though it would be quite easy to do so.

It's quite the balancing act.