New Delhi, April 12 -- Look at all the lonely people. Where do they all belong? sang the Beatles in the '60s, nearly two decades before the internet was officially born. And in the age of AI, a bot can seem like the perfect being to fill the void of existential loneliness. Dating and relationship apps and sites have increasingly sophisticated AI features that can deliver your heart's desire. They help you improve the look and feel of your profile. They can craft a witty response to catch the attention of a 'match'. They can even be the date of your dreams. AI companions listen and love without judgement, telling people exactly what they want to hear. At the heart of this emotional and digital dependency is a deep loneliness, and it's larg...