It's not that the facts you presented are dull. It's that given the massive extra-European population influxes since WWII, the "cultural diversity" of any given

It's not that the facts you presented are dull. It's that given the massive extra-European population influxes since WWII, the "cultural diversity" of any given West-European country (including Switzerland) is now far broader than the linguistic and religious distinctions you keep mentioning. You surely know this.