https://www.patreon.com/szeloof
http://sam.zeloof.xyz/second-ic/
Check our Jeri Ellsworth's amazing work making the first transistors and logic gates at home https://www.youtube.com/watch?v=PdcKwOo7dmM&t=1s
Dipping a rock into chemicals until it becomes a computer chip
Upgraded Homemade Silicon IC Fab Process