https://www.siliconvalley.com/2023/04/06/tech-executive-bob-lee-founder-of-cash-app-dead-after-apparent-stabbing-attack-in-san-francisco/ > Bob Lee, the former chief technology officer of Square who helped launch Cash App, has died after an apparent stabbing attack in San Francisco. > Lee’s death was confirmed by Josh Goldbard, the CEO of his current employer, MobileCoin. Lee joined MobileCoin, a cryptocurrency and digital payments startup, in 2021 as its chief product officer.