Wearable devices expected to be a $6 billion ecosystem in just 3 years2
That prediction comes from IMS Research, but the sentiment is echoed by others, including Evernote CEO Phil Libin. Evernote is one of the few app makers who was in on the ground floor with Google Glass, and the reasoning seems pretty simple, Libin believes:
Multiple research firms including IDC and IHS agree that wearable computing will be making the leap in popularity very quickly. IHS has even gone on record saying that Google Glass could see shipments of 6.6 million by 2016. Time will tell though.