This is going to cost businesses, because people will reduce their shopping, because they aren’t going to carry bags wherever they go or buy them.
A problem not yet mentioned here is the spread of bacteria through reusable plastic bags. A few years ago there was a study where the researcher contaminated a bag with a virus that was harmful to humans and gauged its transmission around the store. It ended up pretty much everywhere. Washing reusable bags pretty much destroys bacteria and viruses, but not many people do that regularly (myself included).
Or order groceries thru amazon or Walmart that require cardboard boxes, don't the Koch brothers make them? Odd