Bad To Good Within A Second

That moment of sheer horror when you're gleefully criticizing some atrocious code only to have your brain whisper, "Wait... that variable naming convention looks suspiciously familiar..." Suddenly your righteous indignation transforms into existential dread as you realize you're not reviewing someone else's crime against programming—you're staring at your own code from three weeks ago. Nothing humbles a developer faster than becoming the archaeologist of your own terrible decisions.