Sometimes there is buffering while streaming videos/movies. When you pause the video and come back much later, why isn’t the whole video loaded?

Question

Sometimes there is buffering while streaming videos/movies. When you pause the video and come back much later, why isn’t the whole video loaded?

In: Technology

Answer 1

To save the bandwidth. Back in the old days when Earth was young and dinosaurs roamed, a paused youtube video would indeed buffer up in its entirety