Silicon Valley has long sought to disrupt virtually every aspect of modern life. Now comes technology's final frontier: old age. Tech that's specifically designed for seniors is a growing market, fueled by inexorable demographic trends – about 10,000 baby boomers turn 65 every day. Senior tech is increasingly showing up in assisted living facilities and nursing homes. A company called It's Never Too Late proffers a massive 70in high-definition touchscreen computer that provides older people with little prior tech experience easy access to everything from travel videos and music playlists to a library of college lectures.