Because Microsoft Entered The Film.
Facts about the actors and film appearing in large white lettering along the bottom of the screen.
Usallly they will use a green screen but anything green in front of a green screen will be invisible so if they have to film something thats green they'll use a blue screen. Green screens and blue screens are used for animation or background images.
Keep Watching the Skies - 2011 was released on: USA: 23 July 2011 (Blue Whiskey Independent Film Festival)
Blue screens are used to aid filmmakers in creating settings not possible in real life. Special effects experts use blue screens to film actors in front of the screen, then digitally replace the blue with film of another setting.
Green is better for digital keying and blue is better for film. It is also handy to use blue if the subject is wearing a green shirt.
Watching movies.
Intensifying screen sandwiches a screen film (used for extra-oral radiograph). Intensifying screen absorbs x-ray and transform into visible light which exposes to the screen film.
Yes... you can use a blue or green screen application.
The blue tint could be an anti-dazzle film put there by the makers (has it only just appeared?) - see the maker's website for details. As you have not given any details, I can't be more specific!
In film and television production... when a character does anything involving a screen, (flips on news, surfs the internet, plays a video game) It is the video playback person's job to handle what appears on that screen while the camera is rolling. Hope this helps! :)
There is not a most important thing when watching a horror film. It is important to pay attention to details and expect the unexpected.
The answer is: Film. Je regarde un film = i am watching a Movie