ITAR[1] means that practically everyone working at SpaceX is either a US citizen or permanent resident.<p>1. <a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;International_Traffic_in_Arms_Regulations" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;International_Traffic_in_Arms_...</a>