Why it worked
The video leverages a common curiosity about device durability and the destructive potential of the USB killer, creating suspense and a clear narrative arc as each device is tested. The "WAIT FOR SAMSUNG" text builds anticipation for the final test, which is often the most anticipated part of such videos.
Summary
The video tests the destructive capabilities of a USB killer device on various electronics, including a PS5, Nintendo Switch Lite, iPhone 13, and finally a Samsung phone. The Samsung phone appears to be the most resilient, but ultimately succumbs to the device.