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Same. The diversity of HN, i suppose.

Isn't the confusion caused by a larger point though?

Like, how many of the top 100 economically sustainable companies are environmentally sustainable?

I agree the title is kind of click-baity, but I fail to see how it would be misrepresenting anything.

It's just a clever play on the word "sustainable".

I don't think it's a play on words at all. It's a straightforward use.