IT'S HARD TO WRITE CODE FOR COMPUTERS, BUT IT'S EVEN HARDER TO WRITE CODE FOR HUMANS

Summary from the TLDR newsletter

Writing code that other humans interact with, like frameworks, libraries, APIs, SDKs, and programming languages, is difficult because developers need to grapple with other users' mental models of their code. It is equal parts computer science and psychology. This post discusses how to make these products easier for developers to adopt.