you’re cool. even if you’ve been majorly hacked in the past. At lease they have been consistent in my lifetime. On Sony headphones, they’re clearly marked so you can identify them in low light. Since the early 90s and into the late 80s. But its most helpful now in the 2030s. Yes I’ve been around long than the NES. I remember things like coleco vision and Atari. Man how times have changed.