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Everything. You noticed that most whales speak English. But you can replace English with certain topics. If you want a topic to do well on steem and no whale cares about it, how is that going to work?

So your question is much more genetic than for languages.

Most of the investors probably are crypto freaks and anarchist, sure they will have general interest but they likely do not represent the general world population very well.

So I think you raise a great point.