Jeff Bezos’ search for a CEO for his Blue Origin space venture included an entreaty to SpaceX President Gwynne Shotwell, according to an account in “Amazon Unbound” by Brad Stone. (Bezos picture at left: Geekwire Photo by Kevin Lisota. Shotwell photo at right: CNBC via YouTube) When it comes to his Blue Origin space venture, Amazon CEO Jeff Bezos likes to say “slow is smooth, and smooth is fast.” But a new book claims Bezos was so concerned about the slow pace of progress five years ago that Gwynne Shotwell, SpaceX’s president and chief operating officer, was asked about becoming Blue Origin’s CEO.