how is this filmed so vertical? like is he holding his phone up or what?
yes
You can rotate a video after taking it. Looking at the fact that the vid is wider than it is tall it looks like the phone was horizontal, not vertical when the vid was taken.
how is this filmed so vertical? like is he holding his phone up or what?
yes
You can rotate a video after taking it. Looking at the fact that the vid is wider than it is tall it looks like the phone was horizontal, not vertical when the vid was taken.