Attract a programmer interested in you!

Maybe this doesn't matter. Minksy explains that Jane Street's rationale for using OCaml is partly based on the "Python Paradox" posited in the early days of Python by YCombinator founder, Paul Graham. This says that: “If a company chooses to write its software in a comparatively esoteric language, they'll be able to hire better programmers, because they'll attract only those who cared enough to learn it.”