How long do we lockdown those people for ? A year ? Two ? Where do we lock them down ? They're not all in aged care. Many live at home in the community.
Do we lockdown all the people that support the vulnerable ? The staff of hospitals, aged care homes etc ? Everyone associated with those businesses from the gardeners and garbos to the maintenance people, the cleaners, the chefs, the admin staff etc . That's a whole lot of people . What do we do about the families of those people protecting the vulnerable in isolation ?