We all know that the physical and cognitive abilities of older people can deteriorate, leaving them unable to manage ordinary tasks and vulnerable to exploitation. It sucks. Fortunately, thanks to today's tech, we've come a very long way from the "I've fallen and I can't get up" necklace! That phrase became a cultural meme, usually a joke. But you have to admit that this groundbreaking tech gadget created way back in 1987 (and still used today) by Life Alert was a sign of things to come.