Question: What year was the chief executive officer of a company described as "a self-driving tech company" born in?

<P0-S0> John Krafcik (born September 18, 1961) is the chief executive officer (CEO) of Waymo Inc. Krafcik was the former president of True Car Inc. and President and CEO of Hyundai Motor America. <P0-S1>  His current position was announced In December 2016, after Google separated its self-driving car project and transitioned it into a new company called Waymo, which is now housed under Google’s parent company Alphabet. <SEP> <P1-S0> Waymo is an autonomous car development company spun out of Google's parent company, Alphabet Inc., in December 2016. <P1-S1>  It then took over the self-driving car project which Google had begun in 2009. <P1-S2>  Alphabet describes Waymo as "a self-driving tech company with a mission to make it safe and easy for people and things to move around". <P1-S3>  The new company, which will be headed by long-time automotive executive John Krafcik, is working towards making self-driving cars available to the public soon. <P1-S4>  From the company's FAQ: <SEP> <P2-S0> Bradley Wayne Hughes (born September 28, 1933) is the founder and chairman of Public Storage, the largest self-storage company in America doing business as a REIT or real estate investment trust. <P2-S1>  As of 2014, Hughes is worth $2.2 billion. <P2-S2>  Known all his life by his middle name, B. Wayne Hughes was the company's President and Co-Chief Executive Officer from 1980 until November 1991 when he became Chairman of the Board and sole Chief Executive Officer. <P2-S3>  He retired as Chief Executive Officer in November 2002 and remains Chairman of the Board. <P2-S4>  He was Chairman of the Board and Chief Executive Officer from 1990 until March 1998 of Public Storage Properties XI, Inc., which was renamed PS Business Parks, Inc. ("PSB"), an affiliated REIT. <P2-S5>  From 1989-90 until the respective dates of merger, he was Chairman of the Board and Chief Executive Officer of 18 affiliated REITs that were merged into the Company between September 1994 and May 1998 (collectively, the "Merged Public Storage REITs"). <P2-S6>  has been active in the real estate investment field for over 30 years. <SEP> <P3-S0> Glen F. Post III (born October 4, 1952) is the chief executive officer and president of CenturyLink, an S&P 500 integrated communications service provider based out of Monroe, Louisiana. <P3-S1>  He earned a bachelor's degree in accounting in 1974 at Louisiana Tech University and an MBA in 1976 at Louisiana Tech. <P3-S2>  Post joined CenturyTel in 1976. <P3-S3>  He was named vice president in 1982 and was promoted to senior vice president and treasurer in 1984. <P3-S4>  He was appointed to the CenturyTel board of directors in 1985, and the following year he was promoted to senior vice president and chief financial officer. <P3-S5>  In 1988 Post was named executive vice president and chief operating officer. <P3-S6>  He became the president and chief operating officer of CenturyTel in 1990. <P3-S7>  In 1992 Post was named vice chairman of the board, president, and chief executive officer. <P3-S8>  In 2002 he was appointed chairman of the board and chief executive officer. <P3-S9>  Since 2009 Post has served as chief executive officer and president of CenturyLink. <P3-S10>  His honors include: Louisiana Tech College of Administration and Business Distinguished Alumni in 1991, Louisiana Tech University Tower Medallion Award in 1997 and DeGree Enterprises Lifetime Achievement Award in Business 2003.