This is often called "suspension of disbelief" and is an integral part of becoming immersed in some forms of art. When you watch a movie, for instance, you know

This is often called "suspension of disbelief" and is an integral part of becoming immersed in some forms of art. When you watch a movie, for instance, you know that none of it every really happened. You probably can guess the tricks they used to create the visuals. But constantly reminding yourself of that fact tends to ruin the illusion and the fun.