Top Reddit comment:

"The most satisfying video in the world" starts by not letting you see the glass thingy get finished at the very start.

1500+ Reddit comments:

https://reddit.com/r/videos/comments/45fyao/the_most_satisfying_video_in_the_world/

Nice collection :)  The carrot harvester was my favorite ;)  I wonder if oddly satisfying images could be used to stun us in a war situation, it's hard to take your eyes off them! lol

It's definitely difficult to look away, so I like the idea of using oddly satisfying things for peace!

And another:

http://pandawhale.com/post/70872/the-most-satisfying-video-in-the-world