This video was edited in some way (partial deep fake or something). You can spot it around 12:40 when Grassley's head goes in front of dude. You can see pixels off. Hello white hats! (I guess they want more people to share this video)

edit: Or yt compression?

edit edit: it looks like his left eye is edited in a way you just paste one frame over others plus motion tracking..

This video was edited in some way (partial deep fake or something). You can spot it around 12:40 when Grassley's head goes in front of dude. You can see pixels off. Hello white hats! (I guess they want more people to share this video)

edit: Or yt compression?