Tagging Mom and Dad ... People have found a new and potentially life-saving use for Apple Air Tags -- keeping track of elderly people with dementia. Normal tracking apps require people to have their phones with them, but people suffering from dementia can forget those. That's where Air Tags come in, since they can be slipped into wallets or onto key chains. While it's been proven to work in some instances, some advocates for the elderly object: “Just because someone has been diagnosed with dementia doesn’t mean they can’t still make decisions for themselves,” says Joseph Gaugler, a professor of long-term care and aging at the University of Minnesota, 'They can and should be asked if it’s OK with them.”