Everybody, there's three main concerns with variants. one is, will it become more dangerous, more virulent. the second is, will it evade immune protection from either vaccination or natural immunity. and the third is whether or not it's more contagious. and, you know, just to be very blunt about it, it's not just the presence of mutations that is a concern, but rather the profile, the amount, the combination. and in this instance, this variant, omicron, does appear to be more significant than its predecessor, delta, with about double the number of mutations at that very critical spike protein,...