ELI5: Explain Like I'm 5

Audio data compression

Audio data compression is like when you squish your clothes into a smaller suitcase to fit everything inside. But instead of clothes, it's sound that gets squished.

When we listen to sounds like music or someone's voice through our ears, it's actually a bunch of different little vibrations that travel through the air to our ear drums. These vibrations are like tiny ups and downs that create the sound we hear.

When we want to record or store these sounds, we can turn them into a digital code that our computers or phones can understand. But these codes can take up a lot of space on our devices, which makes it hard to share or store lots of songs, podcasts or other audio files.

This is where compression comes in. It helps us make these codes smaller by getting rid of sounds that we can't hear very well or by simplifying the sound code in a smart way.

Imagine if you have a drawing that has lots of details and colors, but you only have a small piece of paper to draw it on. You might have to simplify the drawing by only using a few colors or lines. This way you can still tell what the picture is, but it doesn't take up as much space.

Similarly, audio compression simplifies the sound code to make it smaller, while still keeping the essence of the sound intact. This helps us store and share lots of music or other audio files without taking up too much space.

When we listen to compressed audio, we might not be able to hear every little detail in the sound, but we can still enjoy the music or the person talking without noticing any big changes.

So, audio compression is just like squishing sound into a smaller size to make it easier to store and share, while still keeping the important parts of the sound intact.