> I don’t know how anybody had the patience to sift through the scattered writings on those things before. Foundational knowledge. Before you delve into x11, y

> I don’t know how anybody had the patience to sift through the scattered writings on those things before. Foundational knowledge. Before you delve into x11, you learn how graphics works at the lower level first, and then you build upon this. Before the actual implementation, there was a design. Once you figure it out, you can guess how the implementation is done. You confirm your guess from the docs and code if it’s available.