Combination of many reasons. See also OCaml. Not the main language of its platform. No killer app. Most use cases better served by other languages. It's sad because F# is a fine language. Just not a popular one.
Combination of many reasons. See also OCaml. Not the main language of its platform. No killer app. Most use cases better served by other languages. It's sad because F# is a fine language. Just not a popular one.