Did smartphones confuse you at first? I know people who still use flip phones...Camera, blue tooth, a billion apps, ios updates?
Now, there's an e-cigarette that lets you talk on the phone, and listen to music. Ohgizmo.com reports the "Supersmoker" has blue tooth capability, and allows you to control your mp3 player using the e-cigarette. It incorporates not only the technology of the e-cigarette. Supersmoker has a microphone, and volume controls.
I don't know how e-cigarettes work in the first place. Here's a video that explains it...