The morning commute brought some excitement today: "very low" tire pressure...and a train. I was actually trying to add air to one of my tires this morning, only to find a hole in the hose and learn that I was actually removing air! So I headed out to find a gas station with an air machine...only to be met by this train. Happy Monday morning!
High genetic barrier to SARS-CoV-2 polyclonal neutralizing antibody escape - Nature (nature.com)
A combination of natural infection with SARS-CoV-2 and an mRNA vaccine might provide some level of super protection. I think there's a subset of the unvaccinated who are relying on their prior natural infection as justification for skipping the vaccine. Turns out, getting the vaccine might make them the fittest of all.