It's also a question of how much, or how widespread any dangerous, infectious disease might become in the US. Restricting travel now could definitely limit the number of US communities where this flu will be present until we understand how deadly it might be.
It this should prove to be an unusually deadly flu, those who refused to restrict travel will look like fools, and the blame game will be worse than for Katrina.
It’s also a question of how much, or how widespread any dangerous, infectious disease might become in the US. Restricting travel now could definitely limit the number of US communities where this flu will be present until we understand how deadly it might be.