Will wearables take off?

Wearable computing devices are cool, but do they really serve a useful function?

It’s still too early to tell where wearables are headed. But if they are to catch on, they would have to serve a need rather than because they’re cool.

Wearables are in the news right now, largely driven by the excitement over the Apple Watch. But it was not too long ago that the outlook for wearables was dimmed by the failure of Google Glass.