Frustrated By New Tech?

LAS VEGAS -- International CES boasts 3,500 vendors this year, many showing off new smartwatches and other wearable gadgets.
Many of these new devices are prototypes in later stages of experimentation. A lot of them won't go on sale or will be pulled off the market after a funky rollout.
"Just because you see a lot of smartwatches at CES this year doesn't mean they are all destined for success," remarked Shawn DuBravac, chief economist for the Consumer Electronics Association which runs the