> Anything that looks like it could be the next big thing attracts a crowd of copycats. Take, for example, Google Glass.

A much better example here would be the mythical Apple iWatch. Google's been talking up Glass for a while now, so it's not surprising that someone else would be interested in doing the same thing. But the iWatch? Pure rumor and speculation, and yet we're already hearing that other companies such as Samsung and Microsoft are seriously considering making a smartwatch in response.