@johncarlosbaez
As I noted in another thread
A friend's US company with 7000 employees worldwide does an annual retreat in the US. Employees love it because it's luxury all expenses paid for everyone and their families. (Perks of not being a public company)
This year they've talked about holding it outside the US, but it's the same dilemma: People already in the US don't want to leave and risk not being able to get back in
They're contemplating two separate retreats, one US, one not