"Google has long invested in helping the Internet grow stronger, including projects to make Internet access speedier, more affordable, and more widely available."
Speeding up the wifi at Starbucks seems like it's about a 20% fit with this mission statement. Ie - if this mission statement was really your goal there'd be a LOT more options that Starbucks. Why try and paint this as anything more than a mutually beneficial commercial agreement between two parties?