Lots of info about Moment here.
Sources say that Nima Momeni had a fascination with guns and a drug problem, and records indicate he could be abusive with women.
missionlocal.org
Nima Momeni, the man accused of killing Cash App founder and tech executive Bob Lee, was not quite the successful tech bro the early reporting on his life suggested. Instead, in interviews with two former professional relations, two former friends, an ex-girlfriend, and other sources, the 38-year-old Momeni emerges as a man living on the edge, his business struggling at times and his personal life unraveling as his drug use persisted.
Snip
Paula Canny, the lawyer who will defend him in court, denied the allegations about her client. “I don’t think that’s true,” she said. “I don’t think that he had a drug problem, a serious drug problem. Based on the info that I have, I certainly wouldn’t classify him as a drug addict.”