Let me put it another way. What continent has the largest black population? Africa, obviously. What continent has the least amount of internet access? Africa. They're playing catch up compared to the rest of the world on that front. If you look
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, you'll see that most of the countries in this chart are in Africa, with only North Korea being in a worse spot internet access wise. Why? Because North Koreans are only allowed internet access in the strictest scenarios. Which is why you don't see any games made by North Koreans (Among other reasons).
It's just numbers. Now, why don't you see porn coming out of a place like India, that has a frankly bonkers population? It's illegal.
(According to my research, African authorities also have a habit of using internet shutdowns against it's populace.)