Cloudflare's rapid growth as a cloud service is due in part to its many unique technologies. Technologies like Anycast and same-IP access are just a few examples, and it was CTO and co-founder Lee Holloway who created these mechanisms. However, he was forced to step down due to a serious brain disease (FTD). This article explores the technological achievements he left behind and the tragedy of the illness that came to light. Text by Masaichi Urabe Born into an Apple Family Lee Holloway was born in California, USA, in 1981 (estimated) and grew up in Cupertino, the heart of Silicon Valley. Thanks to his father, who worked at Apple, he was blessed with opportunities to interact with computers from a young age and naturally became familiar with technology. He displayed exceptional strategic thinking in the video games he played with his younger brother, and he was known for his legendary skill among his friends.…