Yes, if you needs lots of different immutable maps as your interface to a library, then the lack of generics is annoying. But the question is, is the immutable

Yes, if you needs lots of different immutable maps as your interface to a library, then the lack of generics is annoying. But the question is, is the immutable map such a common interface, or should your library and abstraction barrier be something else? I am a professional programmer and have prefer abstractions via objects/functions.