Why it worked
The video likely performed well due to its satisfying DIY "hack" nature, showcasing a creative repurposing of materials and tools. The quick cuts and visual progression of building something intriguing would have kept viewers engaged.
Summary
The video shows a person performing various DIY tasks in a workshop. This includes cutting a metal rod with a hacksaw, attaching a toggle bolt to a piece of wood, and then attaching a flap disc to the toggle bolt. The person then appears to be soldering a resistor and an LED to a USB connector, and finally places a pink ball with a hole in it onto the top of a large plastic bottle filled with water, with the LED and resistor assembly inside.