ELI5- why do screens/lights flicker in videos taken by phone or even yt vids, but not in movies and professional productions?

Question

ELI5- why do screens/lights flicker in videos taken by phone or even yt vids, but not in movies and professional productions?

In: 674

Answer 1

Today, CGI is often used. I worked with a Mac II (circa 1989) that was going to be filmed and the film-makers brought a special video card that allowed the video generated to be synced with the camera. It filmed rocked solid.