The article suggests that the evidence decision-makers now look at when it comes to masking has shifted to lesser-quality observational studies and makes the argument that this has clouded the ability to make good decisions, for example not prioritizing other strategies such as securing better ventilation.

He argues that it's basically just poor decision-making as a result of "politicized science", politicians need to be visible to the public and what's more visible than a mask mandate (or closing down borders).