I'm not sure how close tech companies are to monetizing the kinds of users who aren't online yet. For example, I talked to somebody at Microsoft a while back wh

I'm not sure how close tech companies are to monetizing the kinds of users who aren't online yet. For example, I talked to somebody at Microsoft a while back who said that Bing doesn't even serve ads to many African users because there isn't a sufficient advertiser base trying to court those users. So the last few billion users may be we less profitable than the first few billion.