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Music, taken apart
Every song you love is a magic trick with the seams showing, if you know where to pull.
Ask anyone what makes a song good.
They’ll say the tune.
The tune is maybe a quarter of the trick.
The puzzle
What’s actually in there?
A song isn’t one clever idea. It’s a small stack of simple parts, all playing at the same time, each one doing exactly one job. Take any of them out and something changes, even though nothing else moved.
Below is a real (tiny) song: four bars, built from exactly those four parts, made live in your browser out of nothing but maths. Your turn. Press play, then tap a part to pull it out and listen to what’s left.
The full mix
Press play, then start pulling things out
Nothing here is a recording. Every sound (every drum hit, every note) your browser builds the instant you hear it, out of maths and a speaker. Tap a part off. The loop keeps going; that part just goes quiet.
Now take the pieces apart, one at a time.
Solo it · 1 of 4
Just the drums
Before you tap anything: what do you think a drum part sounds like completely on its own, with no tune and no chords at all?
On its own, the drum part will sound like…
Solo it · 2 of 4
Just the bass
The bass is a handful of low notes, nothing more. Guess first: how exciting do you think it is by itself?
The bass, alone, will feel…
Solo it · 3 of 4
Just the chords
Chords barely move. They mostly just sit there. So what do they actually do?
Chords, on their own, mostly give a song its…
Solo it · 4 of 4
Just the melody
Last one: the bit you’d actually hum. Surely this one holds up fine by itself?
The melody, completely alone, will sound…
Four parts, four jobs: pulse, glue, mood, tune. Not one of them is “the song” by itself. Stack all four back up, though, and you have a song.
Here’s the part that should bother you a little.
Those four chords underneath?
Practically every pop song uses them.
The reveal
Same skeleton, different song
This exact four-chord loop (the same one you’ve been listening to) is hiding under hundreds of real songs. Producers don’t usually invent new bones. They dress the same bones differently: change the drums, change the speed, change what the top line does, and it feels like a whole new song. Try it below. The chords never move.
Same four chords under both. Upbeat pop: quick drums, a bouncy bass, a busy little melody. Slow ballad: half the speed, one long bass note per chord, the melody stretched out and breathing. Nothing about the chords changed, only how they’re dressed.
A song isn’t one clever idea…
it’s four simple jobs, stacked, at the same time.
Pulse, glue, mood, tune. Swap any one of them out for a different costume and the bones never even notice.
One more thing
Next time a song gets stuck in your head, try this on it: hum just the tune, out loud, with nothing else. Notice how little of the magic survives without the rest of the stack behind it. Then imagine the drums coming back in underneath. That gap, between the naked tune and the whole thing hitting, is the other three-quarters of the trick, and now you know exactly where to go looking for it.