At least one American writer, Curtis Yarvin, was aware of Dr. Leung's warnings at the time, and stated what needed to be done even though he realized it wouldn't be

The self-described "foreign service brat" wrote for The American Mind, 2/1/20:

RIP Globalism, Dead of Coronavirus:

"The obvious solution to an emerging pandemic killer cold is cutting off flights to China, then all air travel across the Pacific, then across the Atlantic—depending on the virus’s progress . . ."