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Re:Ask HN: What are you working on in retirement? by pestaa on Friday July 01, 2016 @07:04AM (#12015091)
But a one-person app/saas company is rarely a solution to some of the biggest challenges of an industry.

Can you at least specify the field in which your father innovated?

Re:Ask HN: What are you working on in retirement? by argonaut on Friday July 01, 2016 @07:38AM (#12015231)
Yet a one-person professor research team routinely solves big challenges in certain research fields?
Re:Ask HN: What are you working on in retirement? by firebones on Saturday July 02, 2016 @12:39AM (#12021393)
I momentarily thought this might be a "Breaking Bad" troll...
Re:Ask HN: What are you working on in retirement? by argonaut on Saturday July 02, 2016 @04:30PM (#12023693)
Not trolling. Academics routinely solve huge challenges in research fields. No reason a retired engineer can't solve problems in a niche industry field.
Re:Ask HN: What are you working on in retirement? by sixQuarks on Saturday July 02, 2016 @02:45PM (#12023431)
He's in a small-enough industry where this can happen.