He wrote a lot about this. For example he built an e-commerce meta platform in Lisp that would allow anyone to build and customise their own shops that was far ahead of anything that existed at the time.
Per Graham's own definition, the founding to Y Combinator. Setting aside critiques, some of his influential essays ("Ramen profitable", "Do things that don't scale", "Founder mode", "Beating the averages", "Schelp blindness", etc) also fit the bill.
this is one of the common conundrums of life. but for someone living in the grey, this stuff might push them over the edge to be great. that is the point of this article
https://www.paulgraham.com/hamming.html
The people who would benefit from the advice (resourceful people full of free time that are doing nothing meaningful) will likely ignore it anyway.