Many documentaries and docufilms such as Pirates of Silicon Valley like to transform the stories of certain trust fund children with parents and other relatives in high places...
Into rags to riches stories that show that the pseudo-Free Market and the Amaerican Capitalists system does and can work for anyone despite their culture, color, morals, ethics, Religion, etc.
As a matter of fact the Gates name was legend at the turn of the 20th century, and they, as the elite always do, intermarried with other elite in possissions of power, influence, and brute force. (read the history of the interrelationship between the oil barons and the 19th century settlers and land owners as an example.)
Needles to say, Mr. Gates did not get his meeting with he heads of IBM by sheer chance or because of charisma and wit. Rather his mommy set up the meeting because she was old and close friends with the CEO or Chairman or what ever.