Why it worked
The video uses a relatable 'POV' hook combined with high-quality, satisfying time-lapse art content, which naturally showcases the capabilities of the software being used.
Product placement
Procreate (a) acts: the interface of the app is operated to create the digital portrait. Removing it would change the video as the entire content is a screen recording of the app in use. iPad Pro (a) acts: the hardware is the platform on which the software is operated. Removing it would change the video as it is the physical device shown. Patreon (a) acts: the creator mentions it in the caption as the destination for the brush set. Removing it would change the video as it is the call to action.