Why is everyone so interested in calling (and being called) South Asian ? Are we ashamed to be linked to specific countries ? Americans often generalize: 58 diverse countries in Africa - yet people from all these countries are termed african, ditto with the middle east - disparate countries from Israel to Dubai.. all combined into single phrase - Middle eastern. 

But I have yet to hear any Nigerian call himself an African, or a Persian say she's middle eastern. 

But I see a lot of people in this sub referring to themselves as South Asian... why