[jeofken]

So a black person who moved from Africa is then lower-case black, because they are not part of the Black (uppercase) culture?

[ceejayoz]

Potentially; you’ll see lots of Nigerian-Americans and Somali-Americans due to recent immigration, where they know their ancestry.

[HWR_14]

Not just knowledge, but stronger ties to those places. As generations go by, they may assimilate into the larger Black culture or not.