>If it's 39% effective against acquiring enough viral load that I don't test positive, I'm not necessarily scared. Since the vaccine still provides much higher protection against serious illness, that's what's more important to me.

Embolded is a really great short operational definition - will steal that for the occasions when there is no need to explain that it is not like a deflector shield in Star Trek, but more like training and feeding reserve troops a few mile bihind the Limes, ready to spring into action when Limes is breached to stop Corona beachheads / training camps.