I agree diversity makes us richer, and historically there was always cultural diffusion, what I lament though is that this is now partially done by multinational corporations, wiping out local traditions.

> this is now partially done by multinational corporations, wiping out local traditions.

And it used to be partially done by empires, wiping out local traditions. And powerful warlords would do it, too. Monarchs, etc. Hard to say Western Europe doesn't look the way it does in large part because of this multicontinental, millennia-old institution called the Catholic Church!