In his wisdom he decided to put them in his carry on luggage for the return journey. As it was a private plane he probably thought there would be no issue, but he was wrong. Even private plane passengers have to have all their baggage scanned, and the throwing stars were detected and deemed a hazard.
It’s alleged that Jobs argued that he could take them on the plane as no one could steal them on his private jet and use them. Security at the airport disagreed and demanded he remove the stars. Jobs, clearly angry at losing his throwing weapons, stated he would not be returning to the country."
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