BTW, this is not the world's first infinite YouTube video (like they have often been claiming). The first video like that was posted by Twenty One Pilots in June and has been running since then:
https://www.youtube.com/watch?v=7KrAAxT8ZLY
Yes. I think it was a genius move. I'm subscribed to their channel and it is always at the top of my subscription list as being live. Having the video constantly feeding in fan submissions was also smart.