Gone are the easy early COVID pandemic days of 2020—when it comes to viral evolution, not less than.
The switch of energy was comparatively simple from variant to variant, from the unique pressure, to Alpha, to Delta, to Omicron—one washing over the world earlier than one other took over.
Now, it’s a battle royale between outstanding viral “families” warring to maintain energy inside the lineage. No single household—BA.5, XBB, nor BQ—has achieved international success this fall. Not but, at…