Sounds cool, but can't help feeling like snorting nanoparticles sounds a bit concerning, especially when it targets a wider net based on shorter sequences of am

Sounds cool, but can't help feeling like snorting nanoparticles sounds a bit concerning, especially when it targets a wider net based on shorter sequences of amino acids... are we sure we aren't overfiltering? Not at all an antivax person, but I can only compare my vague concerns to installing a more aggressive spam filter that increases the chances of false positives. I concede virus vaccines may simply not work like this, but that is immediately where my mind went.