India, Sept. 14 -- It might interest you to know that the emoji depicting a cluster of kidney beans, among children under 16, stands for "self-identified incel". "Bop" can mean a girl is promiscuous. "KYS", once "Know yourself", can now instead mean "Kill yourself". It's hard to know the difference, adults are finding. It might interest you know that AI can't tell the difference either. The fact that neither the algorithms nor her parents could identify signs of danger in Gen Alpha slang concerned Manisha Mehta so much that the 14-year-old high-school student from California decided last year that she had to do something about it. She began by enlisting the help of her father, Virendra Mehta, who was then pursuing a PhD in AI (he has since ...