President Biden warned on Friday that Covid variants might delay America’s return-to-normal:

But there’s actually some decent news on that front. Data Scientist and MIT grad Youyang Gu put together this thread that explains how B.1.1.7, the variant first identified in the U.K., can become the dominant strand in America and yet sill not cause a dreaded 4th wave:

Note: He’s not some rando:

Now, here’s the thread ==>

Fingers crossed.