I feel compelled to point out that “back door man” was already a common expression in blues lyrics.

I assume that’s what was being referred to.

I’ll just write thousands of lines of code inside a global object… I’m sure I won’t put a semicolon where a comma should be…

Can I teach you a lesson?

A similar phenomenon is knowing you’re going to need to go back and update some older section of code and when you finally get around to it, it turns out you wrote it that way to begin with. It’s like… I didn’t think I knew about this approach before…