[Jeff Chandler]

But just like during McCarthyism

What does that mean?

[Names Ash Housewares]

“What does that mean?”

Writers could not make stories about paranoia of communism.
But they could make stories about aliens and make the same point.

Example.......

http://en.wikipedia.org/wiki/The_Monsters_Are_Due_on_Maple_Street

I think that Nolan and his writers are doing the same thing with the war on terror with Batman.