It had already reached the university where I work by February 1!

And QAnon loons were already telling people to drink bleach in January.

(I remember a "welp, we're in for it now" moment when Trevor Bedford tweeted on the first of March that a genome analysis "strongly suggests that there has been cryptic transmission in Washington State for the past 6 weeks". The e-mail from the university chancellor saying that classes were canceled went out during the middle of a statistical-physics class I was teaching, the evening of March 11.)