its a way of michael reminding us he is still with us/
It's a way of some idiot reminding us not to walk in front of lights while someone is shooting video, even if you aren't in the same room and not directly crossing the path of the camera. It's a shadow.
Dont be so damn stupid people, shadows proyect themselves in planes, NOT IN MID-SPACE OR AIR! This shadow was moving itself in mid space. Its his ghost.
AFIYA JACKSON I THINK HES TRYING TO TELL US THAT HES ALWAYS WITH US