Apple has a horde of people waiting to buy its devices, it will take off thanks to Apple's marketing and then 2-3years from now, they'll start claiming that they invented smart watches.
It all depends on the application. The ones I've seen that act as an extension of some other computing device (typically a phone) are pretty handy (har har).<p>When used as an additional input device, or for notifications, etc. they are much better for basic interaction than the alternative of accessing the device itself.
i find it really curious. the phone is already a device for consuming notifications. now everyone is trying to sell a smartwatch to consume phone notifications.. its so meta...