Heck yeah, that's the best feeling after all that fussing. When the texture goes from stubborn to just giving up, you know you nailed it. Nothing beats that first perfect pull.
Okay but it's just meat though. People talk about this like they solved world hunger. It's pork shoulder, not a science project. You cooked it long enough and it fell apart. That's how it works. Not sure we need a victory lap for basic physics.