Agreed, but to be fair people rarely mean it literally when saying something doesn't exist in their country - it was probably more in the vein of that 'it's unc

Agreed, but to be fair people rarely mean it literally when saying something doesn't exist in their country - it was probably more in the vein of that 'it's uncommon'. There certainly are differences and in some cultures it's a lot more common that people talk to random strangers as compared to others.