What “Star Wars: The Force Awakens” Looks Like Before VFX
Visual effects are a big part of the film industry. In fact, many films you don't think even use CGI and VFX do.
Star Wars: The Force Awakens is an obvious example of the use of VFX. So, someone uploaded a video that shows before and after shots from the film, via split-screen, to see the comparison of shows before and after post production.
The film is in theaters now if you've yet to see it.