Off topic VK but this is a good article to post to twitter (I got permanently restricted back in Nov. for retweeting Christian scripture) because the normies are now screaming Trump is at fault with operation warp speed and the vax killing people.
This article goes into detail about some scientists at UPenn (hmm another Biden connection?) working with MRNA tech in vaxs for 15 years and they state "It's not some new tech to trust us" about the rona shot.
5 pics.

source:
University of Pennsylvania mRNA Biology Pioneers Receive COVID-19 ...

https://www.pennmedicine.org/news/news-releases/2020/december/penn-mrna-biology-pioneers-receive-covid19-vaccine-enabled-by-their-foundational-research