If you really want to a general scope of it, its better to see a 1 min video, then a 22 min video.

Its not that the 22 min video is bad, its because people generally dont have a long attention span to continue watching the video if it doesnt grab the viewer.

Similar how articles need a "good headline" to target readers.

This 5 year old video still does the trick for most https://www.youtube.com/watch?v=Um63OQz3bjo 1 min vid

Then again, thats just preference of choice if it boils down to it.