I think it's an attempt to put things into perspective. If so many people are funneling their energy into writing/downloading apps, playing Farmville, joining/creating online social networks, and reading/commenting on blog posts, you have to wonder what we're allowing to let slide. The innovations he listed required a fair amount of thinking outside the box. In spite of its seemingly awesome comprehensiveness, it would be a shame if the Internet turned out to be a tiny little box, and the only time we think outside of it is to get up and go to the bathroom.