The guy in Brooklyn was not arrested for hoarding N95 masks. He was selling them at inflated prices up to a 700% markup. One might debate whether that’s right or wrong but portraying the incident as the author does is simply fearporn.
….you can sell your property for whatever someone is willing to pay....
https://nypost.com/2020/03/30/brooklyn-man-arrested-for-hoarding-masks-coughing-on-fbi-agents/
Sorry, the FBI said it was investigating him for hoarding the masks.