BI By 2026-05-10T08:11:01.248Z Among the more unexpected effects of the AI race is the rise of a breakup line: It's not you, it's my startup. Lee Beckman, the 30-year-old founder of an ed-tech startup, had been dating his girlfriend long-distance for about five months when he realized he was so drained from building his company that he had little energy left to build his relationship . When he called her each night, he says, "my mind was so jam-packed with information and trying to do so much at once," that "I didn't feel like there was any room left in my brain." "I found myself relying on her for my mental health and I didn't find it to be fair," Beckman says. Archish Arun, 21, had been dating his girlfriend for about six months when he decided to drop out of Stanford and work on his Y Combinator-backed video production-tech startup full-time.…