On a grander scale, we have a Vogue article, Google Glass and a Futuristic Vision of Fashion:
The company's efforts to make Google Glass fashionable might be panned today for pushing the envelope a little too far but, in a not-too-distant future, they stand a chance of being viewed as truly visionary.
If eyewear doesn't excite Cook, what does? To him, the wrist feels more natural, more socially acceptable. We all wear one or more objects around our wrist.
The wristwear genre isn't new (recall Microsoft's 2004 Spot). Ask Google to show you pictures of smartwatches, you get 23m results and screen after screen like this one:
The genre seems to be stuck in the novelty state. Newer entries such as Samsung's Gear have received mixed reviews. Others contend that a2010 iPod nano with a wristband makes a much nicer smartwatch.