A regular hard drive holds pictures, music, and videos like people on a ferris wheel. It can take a long time to spin around so a person can get off the ride at the bottom. So it can take a long time for the regular hard drive to find and give you the video you wanted.

An SSD also holds pictures, music, and videos, but it is more like checkers on a checkerboard. Your hand can go straight to the checker you want to pick up. So it can give you the video you wanted right away – much faster …