. >> there hassal been income inequality in america. as we said, today it is more extreme.e silicon valley, the high-tech companies with the golden names. where employees get free food. any kind as much as they want. free dry cleaning, gyms on site. and right there all around them, thousands of other people also shadows. there amid all the wealth we heard about the drivers of employee shuttle buses. when we began our report we found drivers sleeping in the parking lot. >> 35 to 40 bus drivers are here. people are sleeping here in their cars. it is just awful when you park inside and you have drivers covering their cars with blankets and towels. >> these drivers are called contract employees. working for companies who provide them to the high-tech industry. when we met them, they had few benefits, little vacation, no paid holidays. >> just turn the ignition switch on. >> at that time one of the drivers ferrying apple employees to their campus was scott peebles. he was trying to save money for a rental apartment nearby but at the time he was living in his car using an inflata