I suppose if he hadn't gone for the degree someone could pose questions like yours about his unwillingness to retrain. And, who knows, maybe he's got a plan to

I suppose if he hadn't gone for the degree someone could pose questions like yours about his unwillingness to retrain. And, who knows, maybe he's got a plan to reshape the engineering behind the plastering business. It's probably more profitable and more painful to ponder your own counterfactuals than someone else's.