World’s First Zero Carbon Powered Film - Hitachi

Did they charge the camera batteries like that? Or the computer they used to edit and color grade the video?
Did they go to the location by bicycles and electric cars? I've got so many questions about this zero carbon commercial.

People breathing emit carbon dioxide. Three people could not generate enough power to run the lights and projector. The projector turning off last is not realistic as it draws the most power. This is fake.

The electric solution to everything is no way greener, cleaner, better. It requires and encourages even more mining and exploitation of 3rd world countries. CO2 levels doesn't equal the temperature increase. Manmade CO2 levels in our atmosphere is less then 1%.

Junk science