Google Glass to be Ad Free?

IN Technology Review:  Suggests that Google Glass aims to provide an ad free environment.  It is hard to believe that glass, or likely copycats, will not eventually contain ads.  From the article, what an odd naive view, especially about a company that makes lots of money with online ads:  " ... Ads aren’t cool. And yet we tolerate them at the top of our Google searches. We tolerate them in the wings of our Facebook pages, and in the banners of our favorite publications. We tolerate them on Hulu–and even on Hulu Plus!  But will we tolerate them on Google Glass–soon, or ever? Will we tolerate them on Google Glass even if, or when, the device somehow insinuates itself into our lives in the canonical and enduring way that the smartphone has? ... "  The more successful. the more likely this idea will include advertisements.