San Francisco has been striving for city-wide internet access since 2007, and with a little help from Mountain View, it's now one step closer to achieving that lofty goal. After receiving a $600,000 donation from Google, 31 public parks in one of the world's most tech-savvy cities will have free WiFi for at least two years. Google's gift will cover installation and maintenance of all necessary equipment for the project, which builds upon the the city's existing public