ralph allen sin, pickens, others went out of their way to talk about the ways they thought buses of themost awful of segregated transportation. talks about how awful jim crow car is. he actually never rides the bus otherwise he would've chimed in on that one. [laughter] but he really prefers to drive he is a drivers license very, very early on and always owned a car. and then planes, people generally sort of would say that planes were the best. but the problem with planes was accommodations with the layover of increasing unlikely over time. it's on the ground can be on the ground question that that something i talk about in the book. >> i have a related question he partially entered a moment ago. i've always read about and heard people talk about the vertical integration on planes. somehow they may have to take a segregated bus to the airport, they face that once they are in the air, generally, whites and blacks sat next to each other or near each other always kind of puzzled me how people can be so hypersensitive make this special dispensation. i don't that's of the aeronautics and fed