The Reason there Are No Tech Jobs for Americans A majority of Silicon Valley and Seattle-area tech workers are foreign-born, and the majority of foreign tech workers are H1-B Visa holders. Is the only reason for tech industry profits cheap imported labor? Trump should put a tariff on imported labor. https://ethicsatwork.nd.edu/resources/h-1b-foreign-citizens-make-up-nearly-three-quarters-of-silicon-valley-tech-workforce-report-says/