I always hate when authors waffle around instead of just getting to it.

Why couldn't:

> Today, in weird C code tricks, I want to show you a small example from Git’s source code.

> Recently, I was poking around the Git source when a directory name caught my eye, it was named “compiler-tricks”. I thought, “This is a promising name, let’s see what’s inside of it”.

> Inside this directory, there was a file called not-constant.c, and the whole file contained just this:

Have been:

> In the land of weird C code, there's an example in Git's not-constant.c:

The entire article is exhausting. So many "so why this" and "to understand this, x". Could have gotten the entire point across in perhaps 10% of the space.