There was that couple in New England where the husband figured out there was a lottery ticket that was nearly guaranteed to return a slight profit if nobody won the previous couple of weeks.
Several articles were written about them, I think I saw an ad for a movie even, but it took both of them working very long days to pull this off, including standing in convenience stores for hours at a time pushing buttons. I think they ended up making less than $100 an hour between them.
Which is a better job than many people can get, but if you're retirement age in a job you can actually retire from, then this is more about Sticking It to the Man than about getting rich.