I can see a little of his points,but as usual,a person's personal situation,can make this more subjective,than objective.
The retired judge in question,will be viewing this situation,from a legal and civil liberties stand point,with,possibly no older relatives,a comfortable and secure lock-down base,and no financial concerns.
Ask a similarly retired,NHS surgeon,or nurse,and you may get a different colour of opinion
These events,are always great magnifiers of the human condition,and allow the conspiracy mongers and students of facts,to mix and match
I like to think that even Greta Thunberg,would wheelspin the oldest V8 vehicle,running on Panda tears,to get vital medicine to a loved one....