Apple, Samsung and Google are all rumored to be working on smartwatches. With all the buzz about these devices, it's hard to see the real use cases through the hype. Here are nine things we think any smartwatch worth its salt (and silicon) needs.
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2. They have to be used by people who don't wear watches, or who are going to do more with them than go jogging.
Most smartwatches up to this point have been either gimmick-gadgets (see the next point below) or glorified health monitors. There's nothing wrong with having a smartwatch serve as a sports band — and odds are that functionality will be included by default — but that can't be the only selling point.