non-paywall: https://www.nytimes.com/2026/07/17/technology/roger-summit-dead.html?unlocked_article_code=1.yVA.t09R.IXPO2zsX39wE&smid=url-share https://www.nytim

non-paywall: https://www.nytimes.com/2026/07/17/technology/roger-summit-dead.html?unlocked_article_code=1.yVA.t09R.IXPO2zsX39wE&smid=url-share https://www.nytimes.com/2026/07/17/technology/roger-summit-d...