https://www.nytimes.com/2016/02/14/technology/gearing-up-for-the-cloud-att-tells-its-workers-adapt-or-else.html
Inside a glass-walled office where Mr. Stephenson meets presidential candidates and corporate titans, Mr. Thrun gave him a pitch on funding an online master’s degree in engineering that Udacity proposed to teach in conjunction with the Georgia Institute of Technology. Within five minutes, the two men were cross-legged on the floor, Mr. Stephenson eager to try a physics course.
His first online learning began with an unexpected challenge: getting online. AT&T’s own Wi-Fi was too clunky, Mr. Thrun recalled. Eventually they used Mr. Thrun’s smartphone, which ran on the network of T-Mobile, a rival carrier.