He could have been referencing a lot of things.
Could be some audio "matrixing" going on here, too. It's hardly clear to me that "here it comes" is even what's being said at 0:14.
He could also have been adding a voice-over to the video before posting it to YouTube, based on having already seen the video. I’m with you, let’s not jump to conclusions based on scant evidence.
Indeed.
I think I need to stay away from the Internet for a few days/weeks while the armchair detectives sort this all out.