Dallas IMAX projectionist explains what makes the 70mm ‘Odyssey’ is so special. People are riveted.

How a movie gets presented in 70mm IMAX may seem like niche film nerd information, but a Cinemark Dallas assistant manager has sucked people far and wide in with his explanation of how it works.

Brandon Valdez, Cinemark assistant manager and IMAX 70mm projectionist, stands in the middle of…