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Re:Ask HN: What programming skills are required by HFT or Tr... by ma2rten on Friday May 15, 2020 @11:15AM (#23193103)
I think you are thinking about "changing the world".

"Making the world a better place" to me has the connotation of providing a small positive contribution for others around you.

Re:Ask HN: What programming skills are required by HFT or Tr... by ping_pong on Friday May 15, 2020 @12:28PM (#23194039)