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rawsyntax
on May 20, 2011
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Ask HN: How much recurring income do you generate,...
how are you making money with it?
kalid
on May 21, 2011
[–]
I'm selling an ebook on math -- more details about the process here:
http://news.ycombinator.com/item?id=870015
Consider applying for YC's Fall 2025 batch! Applications are open till Aug 4
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