There is a difference between an opening up plan with safeguards in place that have worked in a company's other factory and a situation where there are no possible safeguards. Comparing apples to spiders.
May 18, 1980 is the "next day" mentioned. So the "40 years ago today" is now 5 days ago.
That said, Texas opened up last week. We went for a drive (bio defense on) yesterday to a local park and there were only two people with masks out of at least one hundred. You can't fix stupid.