In the current geopolitical climate, just how far might we go in barring Chinese H‑1B visa holders from industries we label “critical to national security”—sectors such as cloud computing and artificial intelligence? Could such fear and suspicion escalate to the point of mass internment, echoing the shameful precedent of forcibly confining Japanese Americans during World War II? Most importantly, which legal safeguards, democratic institutions, and moral principles exist to ensure that such extreme xenophobic measures remain firmly off the table?