You've probably seen this commercial, but it brings up a good point. Sometimes headset wearers, seemingly talking to themselves, are involved in hilarious and embarrassing misunderstandings.

Most obnoxious is the guy who is practically shouting when using a Bluetooth headset. He's so certain of his sophistication, but in reality he's walking around looking like a tool. Like fire, technology can be used for good or ill. Commenters, have any stories for us?

The Problem With Bluetooth Headsets [The Uber ReviewI]