Thank goodness we don't live in medieval times, when people fought wars over ideas.
I prefer to speak of 'interdimensionals' rather than 'extraterrestrials' because the latter has connotations of 'little green men' and all the other cliche responses. Nor does it tell the full story.
India's great economic boom, the arrival of the Internet and outsourcing, have broken the wall between provincial India and the world.