Hey Phil, have you by chance seen Adam Block's Time-lapse of M1, the expansion of the Crab Nebula Supernova remnant over a period of 20 years Video he put out today ?
youtu.be/Id0YaVb61tw@BadAstronomer
In case @rweingarten or @nytimes try to gaslight you into believing that the teachers unions were pushing to keep schools open, just remember things like this.
I am pleased to announce my next patent entitled, βREMOVAL AND DETECTION OF ALGAE, THEIR TOXINS, AND EXCESS NUTRIENTSβ, has issued officially from the United States Patent and Trademark (USPTO) office on 12/21/21. #sustainabilitywithoutcompromise