“Nate Heagy, a musician from Saskatoon, Canada, decided that the best way to promote his career was to get pictured on Google Street View. So he followed a Street View picture-taking car around his town until he could predict its path and get his image captured.”
Google Goggles lets you search with your phone camera vs text or voice. I think this will bypass QR codes in terms of usability since the functionality is somewhat similar. It is currently only available for Android phones.
A structure called the “Cloud” is being built for the 2012 Olympics in London. It is a self-powered observation deck that broadcasts real-time data and images on spherical, 3D screens. Google is involved.

