Mainly referring to headphones getting tangled in pockets/backpacks/bags, but other chords seem to do the same!
In: Physics
You are not storing them correctly.
If you store them by winding them round-and-round, you are positioning them to minimize the energy needed to change the overlap and tangle them.
About 1700 years ago, sailors started coiling ropes differently, a figure 8 approach called flaking. If you do this, they will be much less likely to tangle.
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