http://lifehacker.com/software/ipod/fast-and-easy-headphone-cord-wrapping-235772.php
The above link provides a video and short explaination of howto.
The artical shows how people handle tangled cords. YouTube is really a good place to transmit knowledge. Rick Broida is a good teacher and a kind hearted people to teach others.
However, comparing to our smart design, I think that most of people will give a try of our products. And hopefully, they will love it.

A-More Retractable Earphone

A-More Retractable Earphone