I suggest mentioning in the title that it concerns the US-border, I travelled across a lot of international borders, that didn't care. Only some international borders are a problem, one of these, the US one.
I know of companies that do not allow employees to bring work devices into China. That's probably a somewhat different issue of industrial espionage, though.
We're fortunate to live in a timeframe where this sort of bullshit has been unusual up until now for most people.
Ask a US citizen of Pakisanti descent about travel to India sometime. International conflict gets taken out on poor saps trying to travel all of the time. Sometimes it's petty chickenshit, sometimes real.
