Tangled earbud Wires

1. On mobile devices do you use Bluetooth or wired earbuds?
2. Do your wired earbuds get tangle?
3. How often do they get tangled?
4. Would you consider buying a product that solves this problem?
5. Why did you buy/begin using blue tooth earbuds over wired?
6. Would you consider going back to wire earbuds if there was a product that solve tangled earbuds?
7. Do you lose your earbuds? If so how often?