Why it worked
The video taps into the aspiration of financial independence and early retirement, using a specific, quantifiable goal and progress update to engage viewers. The "Noise app" is presented as a viable, albeit perhaps unconventional, path to achieving this.
Summary
The creator is documenting their journey of posting daily on the "Noise app" with the goal of retiring by age 30. They are on day 10, have 233 followers, and have already earned $8,328.62.