Discretizations
"'Hunches', even if held by experts, are not scientific knowledge."
Banning plastic grocery bags might be a very bad idea.
Apparently, the Restatement (Third) of Torts, Liability for Physical and Emotional harm, section 7's exception permitting no-duty rules when "relatively clear, categorical, bright-line rules of law" can be promulgated is big enough to drive the very big take-home truck through it. We predict dyspepsia for Michael Green. See Mary Campbell v. The Ford Motor Company.