That's the one that Sam Zeloof is working on, "having lithographically microfabricated various chips in his garage as early as the age of 17"

https://en.wikipedia.org/wiki/Sam_Zeloof

Featured on the frontpage four years ago: https://news.ycombinator.com/item?id=30043719 (22-year-old builds chips in his parents’ garage | 525 | Jan 23, 2022 | 347 comments)

I still recall being amazed reading and seeing it for the first time, and I have been eagerly awaiting to see what he been up to since starting Atomic Semi.