"Corporations did, however, produce thalidomide and DDT, though the adverse effects of these might have been partly unintended." I think this is the most obnoxious use of the concept 'might' that I have ever seen. I think it's unworthy of you.

In wartime it's often asserted that people 'should' make sacrifices for others. Maybe they are awarded medals but they are making the decision. An imposed sacrifice of the kind that opening schools implies is something else altogether. Your piece is an insightful statement of that and is very welcome.

Hidden unemployment is laughingly called a 'pool of labour' where employers can go fishing for cheap and cowed workers. No wonder this 'full' employment situation hasn't produced an up-tick in wages.