Is it worthwhile to save regional languages?

Confessions of a Language Addict: "I don't know whether Breton will hang on, though I'm not overly optimistic. And if it doesn't, I'm certainly not prepared to shrug my shoulders and mouth platitudes about the progress of civilization and how it's all for the best. On the other hand, it's not all for the worst. Truth be told, without the nationalization and globalization that threaten Breton culture and even make people uneasy about the status of French culture, a kid from rural Michigan would never have seen the Breton culture to mourn its passing - or gone to Brittany to study French!"