I wonder, what are the pluses of F# that missing in more mature and widely adopted OCaml? Why to create a clone of good language? With porting opam to Windows platform [1], along with improving the Unicode support [2] in it I'd say it has a bigger potential in this field.
[1] https://github.com/ocaml/opam/issues/2191
[2] https://github.com/ocaml/ocaml/pull/153