this is a an important article. It's a bit hard to grok and requires some experience to understand but after you end up with a messy system doing too much ghosty stuff you yearn for stability
The insight that
open(“foo.txt”)
open(filesystem, access_level, “foo.txt”)
Realistically it won’t immediately change the way I program and I won’t be running to the terminal to refactor my current codebase, but it’s like I’ve been clued in to a whole new class of code smells.